161758400

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 168

約数和(自身を含む): 445038480

約数和(自身を除く): 283280080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 64, 68, 76, 80, 85, 95, 100, 136, 152, 160, 170, 190, 200, 272, 304, 313, 320, 323, 340, 380, 400, 425, 475, 544, 608, 626, 646, 680, 760, 800, 850, 950, 1088, 1216, 1252, 1292, 1360, 1520, 1565, 1600, 1615, 1700, 1900, 2504, 2584, 2720, 3040, 3130, 3230, 3400, 3800, 5008, 5168, 5321, 5440, 5947, 6080, 6260, 6460, 6800, 7600, 7825, 8075, 10016, 10336, 10642, 11894, 12520, 12920, 13600, 15200, 15650, 16150, 20032, 20672, 21284, 23788, 25040, 25840, 26605, 27200, 29735, 30400, 31300, 32300, 42568, 47576, 50080, 51680, 53210, 59470, 62600, 64600, 85136, 95152, 100160, 101099, 103360, 106420, 118940, 125200, 129200, 133025, 148675, 170272, 190304, 202198, 212840, 237880, 250400, 258400, 266050, 297350, 340544, 380608, 404396, 425680, 475760, 500800, 505495, 516800, 532100, 594700, 808792, 851360, 951520, 1010990, 1064200, 1189400, 1617584, 1702720, 1903040, 2021980, 2128400, 2378800, 2527475, 3235168, 4043960, 4256800, 4757600, 5054950, 6470336, 8087920, 8513600, 9515200, 10109900, 16175840, 20219800, 32351680, 40439600, 80879200, 161758400]

約数ペア:

[(1, 161758400), (2, 80879200), (4, 40439600), (5, 32351680), (8, 20219800), (10, 16175840), (16, 10109900), (17, 9515200), (19, 8513600), (20, 8087920), (25, 6470336), (32, 5054950), (34, 4757600), (38, 4256800), (40, 4043960), (50, 3235168), (64, 2527475), (68, 2378800), (76, 2128400), (80, 2021980), (85, 1903040), (95, 1702720), (100, 1617584), (136, 1189400), (152, 1064200), (160, 1010990), (170, 951520), (190, 851360), (200, 808792), (272, 594700), (304, 532100), (313, 516800), (320, 505495), (323, 500800), (340, 475760), (380, 425680), (400, 404396), (425, 380608), (475, 340544), (544, 297350), (608, 266050), (626, 258400), (646, 250400), (680, 237880), (760, 212840), (800, 202198), (850, 190304), (950, 170272), (1088, 148675), (1216, 133025), (1252, 129200), (1292, 125200), (1360, 118940), (1520, 106420), (1565, 103360), (1600, 101099), (1615, 100160), (1700, 95152), (1900, 85136), (2504, 64600), (2584, 62600), (2720, 59470), (3040, 53210), (3130, 51680), (3230, 50080), (3400, 47576), (3800, 42568), (5008, 32300), (5168, 31300), (5321, 30400), (5440, 29735), (5947, 27200), (6080, 26605), (6260, 25840), (6460, 25040), (6800, 23788), (7600, 21284), (7825, 20672), (8075, 20032), (10016, 16150), (10336, 15650), (10642, 15200), (11894, 13600), (12520, 12920)]