65562640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:569

約数の個数: 120

約数和(自身を含む): 180785304

約数和(自身を除く): 115222664

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 521, 572, 605, 715, 880, 968, 1040, 1042, 1144, 1210, 1430, 1573, 1936, 2084, 2288, 2420, 2605, 2860, 3146, 4168, 4840, 5210, 5720, 5731, 6292, 6773, 7865, 8336, 9680, 10420, 11440, 11462, 12584, 13546, 15730, 20840, 22924, 25168, 27092, 28655, 31460, 33865, 41680, 45848, 54184, 57310, 62920, 63041, 67730, 74503, 91696, 108368, 114620, 125840, 126082, 135460, 149006, 229240, 252164, 270920, 298012, 315205, 372515, 458480, 504328, 541840, 596024, 630410, 745030, 819533, 1008656, 1192048, 1260820, 1490060, 1639066, 2521640, 2980120, 3278132, 4097665, 5043280, 5960240, 6556264, 8195330, 13112528, 16390660, 32781320, 65562640]

約数ペア:

[(1, 65562640), (2, 32781320), (4, 16390660), (5, 13112528), (8, 8195330), (10, 6556264), (11, 5960240), (13, 5043280), (16, 4097665), (20, 3278132), (22, 2980120), (26, 2521640), (40, 1639066), (44, 1490060), (52, 1260820), (55, 1192048), (65, 1008656), (80, 819533), (88, 745030), (104, 630410), (110, 596024), (121, 541840), (130, 504328), (143, 458480), (176, 372515), (208, 315205), (220, 298012), (242, 270920), (260, 252164), (286, 229240), (440, 149006), (484, 135460), (520, 126082), (521, 125840), (572, 114620), (605, 108368), (715, 91696), (880, 74503), (968, 67730), (1040, 63041), (1042, 62920), (1144, 57310), (1210, 54184), (1430, 45848), (1573, 41680), (1936, 33865), (2084, 31460), (2288, 28655), (2420, 27092), (2605, 25168), (2860, 22924), (3146, 20840), (4168, 15730), (4840, 13546), (5210, 12584), (5720, 11462), (5731, 11440), (6292, 10420), (6773, 9680), (7865, 8336)]