79807420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1843

約数の個数: 96

約数和(自身を含む): 216276480

約数和(自身を除く): 136469060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 770, 812, 1015, 1276, 1540, 1595, 1787, 2030, 2233, 3190, 3574, 4060, 4466, 6380, 7148, 8932, 8935, 11165, 12509, 17870, 19657, 22330, 25018, 35740, 39314, 44660, 50036, 51823, 62545, 78628, 98285, 103646, 125090, 137599, 196570, 207292, 250180, 259115, 275198, 362761, 393140, 518230, 550396, 570053, 687995, 725522, 1036460, 1140106, 1375990, 1451044, 1813805, 2280212, 2751980, 2850265, 3627610, 3990371, 5700530, 7255220, 7980742, 11401060, 15961484, 19951855, 39903710, 79807420]

約数ペア:

[(1, 79807420), (2, 39903710), (4, 19951855), (5, 15961484), (7, 11401060), (10, 7980742), (11, 7255220), (14, 5700530), (20, 3990371), (22, 3627610), (28, 2850265), (29, 2751980), (35, 2280212), (44, 1813805), (55, 1451044), (58, 1375990), (70, 1140106), (77, 1036460), (110, 725522), (116, 687995), (140, 570053), (145, 550396), (154, 518230), (203, 393140), (220, 362761), (290, 275198), (308, 259115), (319, 250180), (385, 207292), (406, 196570), (580, 137599), (638, 125090), (770, 103646), (812, 98285), (1015, 78628), (1276, 62545), (1540, 51823), (1595, 50036), (1787, 44660), (2030, 39314), (2233, 35740), (3190, 25018), (3574, 22330), (4060, 19657), (4466, 17870), (6380, 12509), (7148, 11165), (8932, 8935)]