18089500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 144

約数和(自身を含む): 48799296

約数和(自身を除く): 30709796

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 65, 92, 100, 110, 115, 121, 125, 130, 143, 220, 230, 242, 250, 253, 260, 275, 286, 299, 325, 460, 484, 500, 506, 550, 572, 575, 598, 605, 650, 715, 1012, 1100, 1150, 1196, 1210, 1265, 1300, 1375, 1430, 1495, 1573, 1625, 2300, 2420, 2530, 2750, 2783, 2860, 2875, 2990, 3025, 3146, 3250, 3289, 3575, 5060, 5500, 5566, 5750, 5980, 6050, 6292, 6325, 6500, 6578, 7150, 7475, 7865, 11132, 11500, 12100, 12650, 13156, 13915, 14300, 14950, 15125, 15730, 16445, 17875, 25300, 27830, 29900, 30250, 31460, 31625, 32890, 35750, 36179, 37375, 39325, 55660, 60500, 63250, 65780, 69575, 71500, 72358, 74750, 78650, 82225, 126500, 139150, 144716, 149500, 157300, 164450, 180895, 196625, 278300, 328900, 347875, 361790, 393250, 411125, 695750, 723580, 786500, 822250, 904475, 1391500, 1644500, 1808950, 3617900, 4522375, 9044750, 18089500]

約数ペア:

[(1, 18089500), (2, 9044750), (4, 4522375), (5, 3617900), (10, 1808950), (11, 1644500), (13, 1391500), (20, 904475), (22, 822250), (23, 786500), (25, 723580), (26, 695750), (44, 411125), (46, 393250), (50, 361790), (52, 347875), (55, 328900), (65, 278300), (92, 196625), (100, 180895), (110, 164450), (115, 157300), (121, 149500), (125, 144716), (130, 139150), (143, 126500), (220, 82225), (230, 78650), (242, 74750), (250, 72358), (253, 71500), (260, 69575), (275, 65780), (286, 63250), (299, 60500), (325, 55660), (460, 39325), (484, 37375), (500, 36179), (506, 35750), (550, 32890), (572, 31625), (575, 31460), (598, 30250), (605, 29900), (650, 27830), (715, 25300), (1012, 17875), (1100, 16445), (1150, 15730), (1196, 15125), (1210, 14950), (1265, 14300), (1300, 13915), (1375, 13156), (1430, 12650), (1495, 12100), (1573, 11500), (1625, 11132), (2300, 7865), (2420, 7475), (2530, 7150), (2750, 6578), (2783, 6500), (2860, 6325), (2875, 6292), (2990, 6050), (3025, 5980), (3146, 5750), (3250, 5566), (3289, 5500), (3575, 5060)]