30761250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 80

約数和(自身を含む): 82923456

約数和(自身を除く): 52162206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 625, 631, 650, 750, 975, 1250, 1262, 1625, 1875, 1893, 1950, 3155, 3250, 3750, 3786, 4875, 6310, 8125, 8203, 9465, 9750, 15775, 16250, 16406, 18930, 24375, 24609, 31550, 41015, 47325, 48750, 49218, 78875, 82030, 94650, 123045, 157750, 205075, 236625, 246090, 394375, 410150, 473250, 615225, 788750, 1025375, 1183125, 1230450, 2050750, 2366250, 3076125, 5126875, 6152250, 10253750, 15380625, 30761250]

約数ペア:

[(1, 30761250), (2, 15380625), (3, 10253750), (5, 6152250), (6, 5126875), (10, 3076125), (13, 2366250), (15, 2050750), (25, 1230450), (26, 1183125), (30, 1025375), (39, 788750), (50, 615225), (65, 473250), (75, 410150), (78, 394375), (125, 246090), (130, 236625), (150, 205075), (195, 157750), (250, 123045), (325, 94650), (375, 82030), (390, 78875), (625, 49218), (631, 48750), (650, 47325), (750, 41015), (975, 31550), (1250, 24609), (1262, 24375), (1625, 18930), (1875, 16406), (1893, 16250), (1950, 15775), (3155, 9750), (3250, 9465), (3750, 8203), (3786, 8125), (4875, 6310)]