72701668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 141571584

約数和(自身を除く): 68869916

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 151, 188, 197, 302, 394, 604, 611, 788, 1222, 1963, 2444, 2561, 3926, 5122, 7097, 7852, 9259, 10244, 14194, 18518, 28388, 29747, 37036, 59494, 92261, 118988, 120367, 184522, 240734, 369044, 386711, 481468, 773422, 1398109, 1546844, 2796218, 5592436, 18175417, 36350834, 72701668]

約数ペア:

[(1, 72701668), (2, 36350834), (4, 18175417), (13, 5592436), (26, 2796218), (47, 1546844), (52, 1398109), (94, 773422), (151, 481468), (188, 386711), (197, 369044), (302, 240734), (394, 184522), (604, 120367), (611, 118988), (788, 92261), (1222, 59494), (1963, 37036), (2444, 29747), (2561, 28388), (3926, 18518), (5122, 14194), (7097, 10244), (7852, 9259)]