7998250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 16982784

約数和(自身を除く): 8984534

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 107, 115, 125, 130, 214, 230, 250, 299, 325, 535, 575, 598, 650, 1070, 1150, 1391, 1495, 1625, 2461, 2675, 2782, 2875, 2990, 3250, 4922, 5350, 5750, 6955, 7475, 12305, 13375, 13910, 14950, 24610, 26750, 31993, 34775, 37375, 61525, 63986, 69550, 74750, 123050, 159965, 173875, 307625, 319930, 347750, 615250, 799825, 1599650, 3999125, 7998250]

約数ペア:

[(1, 7998250), (2, 3999125), (5, 1599650), (10, 799825), (13, 615250), (23, 347750), (25, 319930), (26, 307625), (46, 173875), (50, 159965), (65, 123050), (107, 74750), (115, 69550), (125, 63986), (130, 61525), (214, 37375), (230, 34775), (250, 31993), (299, 26750), (325, 24610), (535, 14950), (575, 13910), (598, 13375), (650, 12305), (1070, 7475), (1150, 6955), (1391, 5750), (1495, 5350), (1625, 4922), (2461, 3250), (2675, 2990), (2782, 2875)]