28560287900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1993}}^1\times {\mathrm{3049}}^1$

素因数の和:5103

約数の個数: 72

約数和(自身を含む): 63346987200

約数和(自身を除く): 34786699300

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 1993, 2350, 3049, 3986, 4700, 6098, 7972, 9965, 12196, 15245, 19930, 30490, 39860, 49825, 60980, 76225, 93671, 99650, 143303, 152450, 187342, 199300, 286606, 304900, 374684, 468355, 573212, 716515, 936710, 1433030, 1873420, 2341775, 2866060, 3582575, 4683550, 6076657, 7165150, 9367100, 12153314, 14330300, 24306628, 30383285, 60766570, 121533140, 151916425, 285602879, 303832850, 571205758, 607665700, 1142411516, 1428014395, 2856028790, 5712057580, 7140071975, 14280143950, 28560287900]

約数ペア:

[(1, 28560287900), (2, 14280143950), (4, 7140071975), (5, 5712057580), (10, 2856028790), (20, 1428014395), (25, 1142411516), (47, 607665700), (50, 571205758), (94, 303832850), (100, 285602879), (188, 151916425), (235, 121533140), (470, 60766570), (940, 30383285), (1175, 24306628), (1993, 14330300), (2350, 12153314), (3049, 9367100), (3986, 7165150), (4700, 6076657), (6098, 4683550), (7972, 3582575), (9965, 2866060), (12196, 2341775), (15245, 1873420), (19930, 1433030), (30490, 936710), (39860, 716515), (49825, 573212), (60980, 468355), (76225, 374684), (93671, 304900), (99650, 286606), (143303, 199300), (152450, 187342)]