2019920500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1627}}^1$

素因数の和:1850

約数の個数: 96

約数和(自身を含む): 4778661888

約数和(自身を除く): 2758741388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 191, 250, 260, 325, 382, 500, 650, 764, 955, 1300, 1625, 1627, 1910, 2483, 3250, 3254, 3820, 4775, 4966, 6500, 6508, 8135, 9550, 9932, 12415, 16270, 19100, 21151, 23875, 24830, 32540, 40675, 42302, 47750, 49660, 62075, 81350, 84604, 95500, 105755, 124150, 162700, 203375, 211510, 248300, 310375, 310757, 406750, 423020, 528775, 620750, 621514, 813500, 1057550, 1241500, 1243028, 1553785, 2115100, 2643875, 3107570, 4039841, 5287750, 6215140, 7768925, 8079682, 10575500, 15537850, 16159364, 20199205, 31075700, 38844625, 40398410, 77689250, 80796820, 100996025, 155378500, 201992050, 403984100, 504980125, 1009960250, 2019920500]

約数ペア:

[(1, 2019920500), (2, 1009960250), (4, 504980125), (5, 403984100), (10, 201992050), (13, 155378500), (20, 100996025), (25, 80796820), (26, 77689250), (50, 40398410), (52, 38844625), (65, 31075700), (100, 20199205), (125, 16159364), (130, 15537850), (191, 10575500), (250, 8079682), (260, 7768925), (325, 6215140), (382, 5287750), (500, 4039841), (650, 3107570), (764, 2643875), (955, 2115100), (1300, 1553785), (1625, 1243028), (1627, 1241500), (1910, 1057550), (2483, 813500), (3250, 621514), (3254, 620750), (3820, 528775), (4775, 423020), (4966, 406750), (6500, 310757), (6508, 310375), (8135, 248300), (9550, 211510), (9932, 203375), (12415, 162700), (16270, 124150), (19100, 105755), (21151, 95500), (23875, 84604), (24830, 81350), (32540, 62075), (40675, 49660), (42302, 47750)]