634125890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 1213056000

約数和(自身を除く): 578930110

約数列:

[1, 2, 5, 10, 29, 58, 79, 89, 145, 158, 178, 290, 311, 395, 445, 622, 790, 890, 1555, 2291, 2581, 3110, 4582, 5162, 7031, 9019, 11455, 12905, 14062, 18038, 22910, 24569, 25810, 27679, 35155, 45095, 49138, 55358, 70310, 90190, 122845, 138395, 203899, 245690, 276790, 407798, 712501, 802691, 1019495, 1425002, 1605382, 2038990, 2186641, 3562505, 4013455, 4373282, 7125010, 8026910, 10933205, 21866410, 63412589, 126825178, 317062945, 634125890]

約数ペア:

[(1, 634125890), (2, 317062945), (5, 126825178), (10, 63412589), (29, 21866410), (58, 10933205), (79, 8026910), (89, 7125010), (145, 4373282), (158, 4013455), (178, 3562505), (290, 2186641), (311, 2038990), (395, 1605382), (445, 1425002), (622, 1019495), (790, 802691), (890, 712501), (1555, 407798), (2291, 276790), (2581, 245690), (3110, 203899), (4582, 138395), (5162, 122845), (7031, 90190), (9019, 70310), (11455, 55358), (12905, 49138), (14062, 45095), (18038, 35155), (22910, 27679), (24569, 25810)]