788981900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{66301}}^1$

素因数の和:66339

約数の個数: 72

約数和(自身を含む): 2071804896

約数和(自身を除く): 1282822996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 2380, 2975, 5950, 11900, 66301, 132602, 265204, 331505, 464107, 663010, 928214, 1127117, 1326020, 1657525, 1856428, 2254234, 2320535, 3315050, 4508468, 4641070, 5635585, 6630100, 7889819, 9282140, 11271170, 11602675, 15779638, 22542340, 23205350, 28177925, 31559276, 39449095, 46410700, 56355850, 78898190, 112711700, 157796380, 197245475, 394490950, 788981900]

約数ペア:

[(1, 788981900), (2, 394490950), (4, 197245475), (5, 157796380), (7, 112711700), (10, 78898190), (14, 56355850), (17, 46410700), (20, 39449095), (25, 31559276), (28, 28177925), (34, 23205350), (35, 22542340), (50, 15779638), (68, 11602675), (70, 11271170), (85, 9282140), (100, 7889819), (119, 6630100), (140, 5635585), (170, 4641070), (175, 4508468), (238, 3315050), (340, 2320535), (350, 2254234), (425, 1856428), (476, 1657525), (595, 1326020), (700, 1127117), (850, 928214), (1190, 663010), (1700, 464107), (2380, 331505), (2975, 265204), (5950, 132602), (11900, 66301)]