77328860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4195

約数の個数: 72

約数和(自身を含む): 198893520

約数和(自身を除く): 121564660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4153, 4655, 8306, 9310, 16612, 18620, 20765, 29071, 41530, 58142, 78907, 83060, 116284, 145355, 157814, 203497, 290710, 315628, 394535, 406994, 552349, 581420, 789070, 813988, 1017485, 1104698, 1578140, 2034970, 2209396, 2761745, 3866443, 4069940, 5523490, 7732886, 11046980, 15465772, 19332215, 38664430, 77328860]

約数ペア:

[(1, 77328860), (2, 38664430), (4, 19332215), (5, 15465772), (7, 11046980), (10, 7732886), (14, 5523490), (19, 4069940), (20, 3866443), (28, 2761745), (35, 2209396), (38, 2034970), (49, 1578140), (70, 1104698), (76, 1017485), (95, 813988), (98, 789070), (133, 581420), (140, 552349), (190, 406994), (196, 394535), (245, 315628), (266, 290710), (380, 203497), (490, 157814), (532, 145355), (665, 116284), (931, 83060), (980, 78907), (1330, 58142), (1862, 41530), (2660, 29071), (3724, 20765), (4153, 18620), (4655, 16612), (8306, 9310)]