20113502500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{88411}}^1$

素因数の和:88455

約数の個数: 120

約数和(自身を含む): 54135021248

約数和(自身を除く): 34021518748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 175, 182, 250, 260, 325, 350, 364, 455, 500, 625, 650, 700, 875, 910, 1250, 1300, 1625, 1750, 1820, 2275, 2500, 3250, 3500, 4375, 4550, 6500, 8125, 8750, 9100, 11375, 16250, 17500, 22750, 32500, 45500, 56875, 88411, 113750, 176822, 227500, 353644, 442055, 618877, 884110, 1149343, 1237754, 1768220, 2210275, 2298686, 2475508, 3094385, 4420550, 4597372, 5746715, 6188770, 8045401, 8841100, 11051375, 11493430, 12377540, 15471925, 16090802, 22102750, 22986860, 28733575, 30943850, 32181604, 40227005, 44205500, 55256875, 57467150, 61887700, 77359625, 80454010, 110513750, 114934300, 143667875, 154719250, 160908020, 201135025, 221027500, 287335750, 309438500, 386798125, 402270050, 574671500, 718339375, 773596250, 804540100, 1005675125, 1436678750, 1547192500, 2011350250, 2873357500, 4022700500, 5028375625, 10056751250, 20113502500]

約数ペア:

[(1, 20113502500), (2, 10056751250), (4, 5028375625), (5, 4022700500), (7, 2873357500), (10, 2011350250), (13, 1547192500), (14, 1436678750), (20, 1005675125), (25, 804540100), (26, 773596250), (28, 718339375), (35, 574671500), (50, 402270050), (52, 386798125), (65, 309438500), (70, 287335750), (91, 221027500), (100, 201135025), (125, 160908020), (130, 154719250), (140, 143667875), (175, 114934300), (182, 110513750), (250, 80454010), (260, 77359625), (325, 61887700), (350, 57467150), (364, 55256875), (455, 44205500), (500, 40227005), (625, 32181604), (650, 30943850), (700, 28733575), (875, 22986860), (910, 22102750), (1250, 16090802), (1300, 15471925), (1625, 12377540), (1750, 11493430), (1820, 11051375), (2275, 8841100), (2500, 8045401), (3250, 6188770), (3500, 5746715), (4375, 4597372), (4550, 4420550), (6500, 3094385), (8125, 2475508), (8750, 2298686), (9100, 2210275), (11375, 1768220), (16250, 1237754), (17500, 1149343), (22750, 884110), (32500, 618877), (45500, 442055), (56875, 353644), (88411, 227500), (113750, 176822)]