81210164

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 167384448

約数和(自身を除く): 86174284

約数列:

[1, 2, 4, 7, 14, 28, 67, 73, 134, 146, 268, 292, 469, 511, 593, 938, 1022, 1186, 1876, 2044, 2372, 4151, 4891, 8302, 9782, 16604, 19564, 34237, 39731, 43289, 68474, 79462, 86578, 136948, 158924, 173156, 278117, 303023, 556234, 606046, 1112468, 1212092, 2900363, 5800726, 11601452, 20302541, 40605082, 81210164]

約数ペア:

[(1, 81210164), (2, 40605082), (4, 20302541), (7, 11601452), (14, 5800726), (28, 2900363), (67, 1212092), (73, 1112468), (134, 606046), (146, 556234), (268, 303023), (292, 278117), (469, 173156), (511, 158924), (593, 136948), (938, 86578), (1022, 79462), (1186, 68474), (1876, 43289), (2044, 39731), (2372, 34237), (4151, 19564), (4891, 16604), (8302, 9782)]