165221264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 367476480

約数和(自身を除く): 202255216

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 97, 104, 152, 194, 208, 247, 304, 388, 431, 494, 776, 862, 988, 1261, 1552, 1724, 1843, 1976, 2522, 3448, 3686, 3952, 5044, 5603, 6896, 7372, 8189, 10088, 11206, 14744, 16378, 20176, 22412, 23959, 29488, 32756, 41807, 44824, 47918, 65512, 83614, 89648, 95836, 106457, 131024, 167228, 191672, 212914, 334456, 383344, 425828, 543491, 668912, 794333, 851656, 1086982, 1588666, 1703312, 2173964, 3177332, 4347928, 6354664, 8695856, 10326329, 12709328, 20652658, 41305316, 82610632, 165221264]

約数ペア:

[(1, 165221264), (2, 82610632), (4, 41305316), (8, 20652658), (13, 12709328), (16, 10326329), (19, 8695856), (26, 6354664), (38, 4347928), (52, 3177332), (76, 2173964), (97, 1703312), (104, 1588666), (152, 1086982), (194, 851656), (208, 794333), (247, 668912), (304, 543491), (388, 425828), (431, 383344), (494, 334456), (776, 212914), (862, 191672), (988, 167228), (1261, 131024), (1552, 106457), (1724, 95836), (1843, 89648), (1976, 83614), (2522, 65512), (3448, 47918), (3686, 44824), (3952, 41807), (5044, 32756), (5603, 29488), (6896, 23959), (7372, 22412), (8189, 20176), (10088, 16378), (11206, 14744)]