261007500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2677}}^1$

素因数の和:2717

約数の個数: 120

約数和(自身を含む): 819875056

約数和(自身を除く): 558867556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2500, 2677, 3250, 3750, 3900, 4875, 5354, 6500, 7500, 8031, 8125, 9750, 10708, 13385, 16062, 16250, 19500, 24375, 26770, 32124, 32500, 34801, 40155, 48750, 53540, 66925, 69602, 80310, 97500, 104403, 133850, 139204, 160620, 174005, 200775, 208806, 267700, 334625, 348010, 401550, 417612, 522015, 669250, 696020, 803100, 870025, 1003875, 1044030, 1338500, 1673125, 1740050, 2007750, 2088060, 2610075, 3346250, 3480100, 4015500, 4350125, 5019375, 5220150, 6692500, 8700250, 10038750, 10440300, 13050375, 17400500, 20077500, 21750625, 26100750, 43501250, 52201500, 65251875, 87002500, 130503750, 261007500]

約数ペア:

[(1, 261007500), (2, 130503750), (3, 87002500), (4, 65251875), (5, 52201500), (6, 43501250), (10, 26100750), (12, 21750625), (13, 20077500), (15, 17400500), (20, 13050375), (25, 10440300), (26, 10038750), (30, 8700250), (39, 6692500), (50, 5220150), (52, 5019375), (60, 4350125), (65, 4015500), (75, 3480100), (78, 3346250), (100, 2610075), (125, 2088060), (130, 2007750), (150, 1740050), (156, 1673125), (195, 1338500), (250, 1044030), (260, 1003875), (300, 870025), (325, 803100), (375, 696020), (390, 669250), (500, 522015), (625, 417612), (650, 401550), (750, 348010), (780, 334625), (975, 267700), (1250, 208806), (1300, 200775), (1500, 174005), (1625, 160620), (1875, 139204), (1950, 133850), (2500, 104403), (2677, 97500), (3250, 80310), (3750, 69602), (3900, 66925), (4875, 53540), (5354, 48750), (6500, 40155), (7500, 34801), (8031, 32500), (8125, 32124), (9750, 26770), (10708, 24375), (13385, 19500), (16062, 16250)]