89137280

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 226195200

約数和(自身を除く): 137057920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 43, 64, 79, 80, 82, 86, 128, 158, 160, 164, 172, 205, 215, 316, 320, 328, 344, 395, 410, 430, 632, 640, 656, 688, 790, 820, 860, 1264, 1312, 1376, 1580, 1640, 1720, 1763, 2528, 2624, 2752, 3160, 3239, 3280, 3397, 3440, 3526, 5056, 5248, 5504, 6320, 6478, 6560, 6794, 6880, 7052, 8815, 10112, 12640, 12956, 13120, 13588, 13760, 14104, 16195, 16985, 17630, 25280, 25912, 26240, 27176, 27520, 28208, 32390, 33970, 35260, 50560, 51824, 54352, 56416, 64780, 67940, 70520, 103648, 108704, 112832, 129560, 135880, 139277, 141040, 207296, 217408, 225664, 259120, 271760, 278554, 282080, 414592, 434816, 518240, 543520, 557108, 564160, 696385, 1036480, 1087040, 1114216, 1128320, 1392770, 2072960, 2174080, 2228432, 2785540, 4456864, 5571080, 8913728, 11142160, 17827456, 22284320, 44568640, 89137280]

約数ペア:

[(1, 89137280), (2, 44568640), (4, 22284320), (5, 17827456), (8, 11142160), (10, 8913728), (16, 5571080), (20, 4456864), (32, 2785540), (40, 2228432), (41, 2174080), (43, 2072960), (64, 1392770), (79, 1128320), (80, 1114216), (82, 1087040), (86, 1036480), (128, 696385), (158, 564160), (160, 557108), (164, 543520), (172, 518240), (205, 434816), (215, 414592), (316, 282080), (320, 278554), (328, 271760), (344, 259120), (395, 225664), (410, 217408), (430, 207296), (632, 141040), (640, 139277), (656, 135880), (688, 129560), (790, 112832), (820, 108704), (860, 103648), (1264, 70520), (1312, 67940), (1376, 64780), (1580, 56416), (1640, 54352), (1720, 51824), (1763, 50560), (2528, 35260), (2624, 33970), (2752, 32390), (3160, 28208), (3239, 27520), (3280, 27176), (3397, 26240), (3440, 25912), (3526, 25280), (5056, 17630), (5248, 16985), (5504, 16195), (6320, 14104), (6478, 13760), (6560, 13588), (6794, 13120), (6880, 12956), (7052, 12640), (8815, 10112)]