814037488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 1759887360

約数和(自身を除く): 945849872

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 127, 158, 176, 254, 316, 461, 508, 632, 869, 922, 1016, 1264, 1397, 1738, 1844, 2032, 2794, 3476, 3688, 5071, 5588, 6952, 7376, 10033, 10142, 11176, 13904, 20066, 20284, 22352, 36419, 40132, 40568, 58547, 72838, 80264, 81136, 110363, 117094, 145676, 160528, 220726, 234188, 291352, 400609, 441452, 468376, 582704, 644017, 801218, 882904, 936752, 1288034, 1602436, 1765808, 2576068, 3204872, 4625213, 5152136, 6409744, 9250426, 10304272, 18500852, 37001704, 50877343, 74003408, 101754686, 203509372, 407018744, 814037488]

約数ペア:

[(1, 814037488), (2, 407018744), (4, 203509372), (8, 101754686), (11, 74003408), (16, 50877343), (22, 37001704), (44, 18500852), (79, 10304272), (88, 9250426), (127, 6409744), (158, 5152136), (176, 4625213), (254, 3204872), (316, 2576068), (461, 1765808), (508, 1602436), (632, 1288034), (869, 936752), (922, 882904), (1016, 801218), (1264, 644017), (1397, 582704), (1738, 468376), (1844, 441452), (2032, 400609), (2794, 291352), (3476, 234188), (3688, 220726), (5071, 160528), (5588, 145676), (6952, 117094), (7376, 110363), (10033, 81136), (10142, 80264), (11176, 72838), (13904, 58547), (20066, 40568), (20284, 40132), (22352, 36419)]