89765120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3731

約数の個数: 72

約数和(自身を含む): 226393440

約数和(自身を除く): 136628320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 3691, 4864, 6080, 7382, 12160, 14764, 18455, 24320, 29528, 36910, 59056, 70129, 73820, 118112, 140258, 147640, 236224, 280516, 295280, 350645, 472448, 561032, 590560, 701290, 944896, 1122064, 1181120, 1402580, 2244128, 2362240, 2805160, 4488256, 4724480, 5610320, 8976512, 11220640, 17953024, 22441280, 44882560, 89765120]

約数ペア:

[(1, 89765120), (2, 44882560), (4, 22441280), (5, 17953024), (8, 11220640), (10, 8976512), (16, 5610320), (19, 4724480), (20, 4488256), (32, 2805160), (38, 2362240), (40, 2244128), (64, 1402580), (76, 1181120), (80, 1122064), (95, 944896), (128, 701290), (152, 590560), (160, 561032), (190, 472448), (256, 350645), (304, 295280), (320, 280516), (380, 236224), (608, 147640), (640, 140258), (760, 118112), (1216, 73820), (1280, 70129), (1520, 59056), (2432, 36910), (3040, 29528), (3691, 24320), (4864, 18455), (6080, 14764), (7382, 12160)]