49660000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:234

約数の個数: 120

約数和(自身を含む): 132257664

約数和(自身を除く): 82597664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 191, 200, 208, 250, 260, 325, 382, 400, 416, 500, 520, 625, 650, 764, 800, 955, 1000, 1040, 1250, 1300, 1528, 1625, 1910, 2000, 2080, 2483, 2500, 2600, 3056, 3250, 3820, 4000, 4775, 4966, 5000, 5200, 6112, 6500, 7640, 8125, 9550, 9932, 10000, 10400, 12415, 13000, 15280, 16250, 19100, 19864, 20000, 23875, 24830, 26000, 30560, 32500, 38200, 39728, 47750, 49660, 52000, 62075, 65000, 76400, 79456, 95500, 99320, 119375, 124150, 130000, 152800, 191000, 198640, 238750, 248300, 260000, 310375, 382000, 397280, 477500, 496600, 620750, 764000, 955000, 993200, 1241500, 1551875, 1910000, 1986400, 2483000, 3103750, 3820000, 4966000, 6207500, 9932000, 12415000, 24830000, 49660000]

約数ペア:

[(1, 49660000), (2, 24830000), (4, 12415000), (5, 9932000), (8, 6207500), (10, 4966000), (13, 3820000), (16, 3103750), (20, 2483000), (25, 1986400), (26, 1910000), (32, 1551875), (40, 1241500), (50, 993200), (52, 955000), (65, 764000), (80, 620750), (100, 496600), (104, 477500), (125, 397280), (130, 382000), (160, 310375), (191, 260000), (200, 248300), (208, 238750), (250, 198640), (260, 191000), (325, 152800), (382, 130000), (400, 124150), (416, 119375), (500, 99320), (520, 95500), (625, 79456), (650, 76400), (764, 65000), (800, 62075), (955, 52000), (1000, 49660), (1040, 47750), (1250, 39728), (1300, 38200), (1528, 32500), (1625, 30560), (1910, 26000), (2000, 24830), (2080, 23875), (2483, 20000), (2500, 19864), (2600, 19100), (3056, 16250), (3250, 15280), (3820, 13000), (4000, 12415), (4775, 10400), (4966, 10000), (5000, 9932), (5200, 9550), (6112, 8125), (6500, 7640)]