77945625

素因数分解:

$3^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 80

約数和(自身を含む): 149952000

約数和(自身を除く): 72006375

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 125, 135, 149, 155, 225, 279, 375, 447, 465, 625, 675, 745, 775, 837, 1125, 1341, 1395, 1875, 2235, 2325, 3375, 3725, 3875, 4023, 4185, 4619, 5625, 6705, 6975, 11175, 11625, 13857, 16875, 18625, 19375, 20115, 20925, 23095, 33525, 34875, 41571, 55875, 58125, 69285, 93125, 100575, 104625, 115475, 124713, 167625, 174375, 207855, 279375, 346425, 502875, 523125, 577375, 623565, 838125, 1039275, 1732125, 2514375, 2886875, 3117825, 5196375, 8660625, 15589125, 25981875, 77945625]

約数ペア:

[(1, 77945625), (3, 25981875), (5, 15589125), (9, 8660625), (15, 5196375), (25, 3117825), (27, 2886875), (31, 2514375), (45, 1732125), (75, 1039275), (93, 838125), (125, 623565), (135, 577375), (149, 523125), (155, 502875), (225, 346425), (279, 279375), (375, 207855), (447, 174375), (465, 167625), (625, 124713), (675, 115475), (745, 104625), (775, 100575), (837, 93125), (1125, 69285), (1341, 58125), (1395, 55875), (1875, 41571), (2235, 34875), (2325, 33525), (3375, 23095), (3725, 20925), (3875, 20115), (4023, 19375), (4185, 18625), (4619, 16875), (5625, 13857), (6705, 11625), (6975, 11175)]