71951000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 190494720

約数和(自身を除く): 118543720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 125, 155, 200, 211, 220, 248, 250, 275, 310, 341, 422, 440, 500, 550, 620, 682, 775, 844, 1000, 1055, 1100, 1240, 1364, 1375, 1550, 1688, 1705, 2110, 2200, 2321, 2728, 2750, 3100, 3410, 3875, 4220, 4642, 5275, 5500, 6200, 6541, 6820, 7750, 8440, 8525, 9284, 10550, 11000, 11605, 13082, 13640, 15500, 17050, 18568, 21100, 23210, 26164, 26375, 31000, 32705, 34100, 42200, 42625, 46420, 52328, 52750, 58025, 65410, 68200, 71951, 85250, 92840, 105500, 116050, 130820, 143902, 163525, 170500, 211000, 232100, 261640, 287804, 290125, 327050, 341000, 359755, 464200, 575608, 580250, 654100, 719510, 817625, 1160500, 1308200, 1439020, 1635250, 1798775, 2321000, 2878040, 3270500, 3597550, 6541000, 7195100, 8993875, 14390200, 17987750, 35975500, 71951000]

約数ペア:

[(1, 71951000), (2, 35975500), (4, 17987750), (5, 14390200), (8, 8993875), (10, 7195100), (11, 6541000), (20, 3597550), (22, 3270500), (25, 2878040), (31, 2321000), (40, 1798775), (44, 1635250), (50, 1439020), (55, 1308200), (62, 1160500), (88, 817625), (100, 719510), (110, 654100), (124, 580250), (125, 575608), (155, 464200), (200, 359755), (211, 341000), (220, 327050), (248, 290125), (250, 287804), (275, 261640), (310, 232100), (341, 211000), (422, 170500), (440, 163525), (500, 143902), (550, 130820), (620, 116050), (682, 105500), (775, 92840), (844, 85250), (1000, 71951), (1055, 68200), (1100, 65410), (1240, 58025), (1364, 52750), (1375, 52328), (1550, 46420), (1688, 42625), (1705, 42200), (2110, 34100), (2200, 32705), (2321, 31000), (2728, 26375), (2750, 26164), (3100, 23210), (3410, 21100), (3875, 18568), (4220, 17050), (4642, 15500), (5275, 13640), (5500, 13082), (6200, 11605), (6541, 11000), (6820, 10550), (7750, 9284), (8440, 8525)]