77080725

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 146395392

約数和(自身を除く): 69314667

約数列:

[1, 3, 5, 9, 15, 25, 31, 43, 45, 75, 93, 129, 155, 215, 225, 257, 279, 387, 465, 645, 771, 775, 1075, 1285, 1333, 1395, 1935, 2313, 2325, 3225, 3855, 3999, 6425, 6665, 6975, 7967, 9675, 11051, 11565, 11997, 19275, 19995, 23901, 33153, 33325, 39835, 55255, 57825, 59985, 71703, 99459, 99975, 119505, 165765, 199175, 276275, 299925, 342581, 358515, 497295, 597525, 828825, 1027743, 1712905, 1792575, 2486475, 3083229, 5138715, 8564525, 15416145, 25693575, 77080725]

約数ペア:

[(1, 77080725), (3, 25693575), (5, 15416145), (9, 8564525), (15, 5138715), (25, 3083229), (31, 2486475), (43, 1792575), (45, 1712905), (75, 1027743), (93, 828825), (129, 597525), (155, 497295), (215, 358515), (225, 342581), (257, 299925), (279, 276275), (387, 199175), (465, 165765), (645, 119505), (771, 99975), (775, 99459), (1075, 71703), (1285, 59985), (1333, 57825), (1395, 55255), (1935, 39835), (2313, 33325), (2325, 33153), (3225, 23901), (3855, 19995), (3999, 19275), (6425, 11997), (6665, 11565), (6975, 11051), (7967, 9675)]