87255740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30509}}^1$

素因数の和:30542

約数の個数: 48

約数和(自身を含む): 215278560

約数和(自身を除く): 128022820

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 30509, 61018, 122036, 152545, 305090, 335599, 396617, 610180, 671198, 793234, 1342396, 1586468, 1677995, 1983085, 3355990, 3966170, 4362787, 6711980, 7932340, 8725574, 17451148, 21813935, 43627870, 87255740]

約数ペア:

[(1, 87255740), (2, 43627870), (4, 21813935), (5, 17451148), (10, 8725574), (11, 7932340), (13, 6711980), (20, 4362787), (22, 3966170), (26, 3355990), (44, 1983085), (52, 1677995), (55, 1586468), (65, 1342396), (110, 793234), (130, 671198), (143, 610180), (220, 396617), (260, 335599), (286, 305090), (572, 152545), (715, 122036), (1430, 61018), (2860, 30509)]