64019800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{24623}}^1$

素因数の和:24652

約数の個数: 48

約数和(自身を含む): 160302240

約数和(自身を除く): 96282440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 24623, 49246, 98492, 123115, 196984, 246230, 320099, 492460, 615575, 640198, 984920, 1231150, 1280396, 1600495, 2462300, 2560792, 3200990, 4924600, 6401980, 8002475, 12803960, 16004950, 32009900, 64019800]

約数ペア:

[(1, 64019800), (2, 32009900), (4, 16004950), (5, 12803960), (8, 8002475), (10, 6401980), (13, 4924600), (20, 3200990), (25, 2560792), (26, 2462300), (40, 1600495), (50, 1280396), (52, 1231150), (65, 984920), (100, 640198), (104, 615575), (130, 492460), (200, 320099), (260, 246230), (325, 196984), (520, 123115), (650, 98492), (1300, 49246), (2600, 24623)]