81227484

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^4\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 90

約数和(自身を含む): 225250480

約数和(自身を除く): 144022996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 169, 234, 237, 316, 338, 468, 474, 507, 676, 711, 948, 1014, 1027, 1422, 1521, 2028, 2054, 2197, 2844, 3042, 3081, 4108, 4394, 6084, 6162, 6591, 8788, 9243, 12324, 13182, 13351, 18486, 19773, 26364, 26702, 28561, 36972, 39546, 40053, 53404, 57122, 79092, 80106, 85683, 114244, 120159, 160212, 171366, 173563, 240318, 257049, 342732, 347126, 480636, 514098, 520689, 694252, 1028196, 1041378, 1562067, 2082756, 2256319, 3124134, 4512638, 6248268, 6768957, 9025276, 13537914, 20306871, 27075828, 40613742, 81227484]

約数ペア:

[(1, 81227484), (2, 40613742), (3, 27075828), (4, 20306871), (6, 13537914), (9, 9025276), (12, 6768957), (13, 6248268), (18, 4512638), (26, 3124134), (36, 2256319), (39, 2082756), (52, 1562067), (78, 1041378), (79, 1028196), (117, 694252), (156, 520689), (158, 514098), (169, 480636), (234, 347126), (237, 342732), (316, 257049), (338, 240318), (468, 173563), (474, 171366), (507, 160212), (676, 120159), (711, 114244), (948, 85683), (1014, 80106), (1027, 79092), (1422, 57122), (1521, 53404), (2028, 40053), (2054, 39546), (2197, 36972), (2844, 28561), (3042, 26702), (3081, 26364), (4108, 19773), (4394, 18486), (6084, 13351), (6162, 13182), (6591, 12324), (8788, 9243)]