73975720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20323}}^1$

素因数の和:20354

約数の個数: 64

約数和(自身を含む): 204865920

約数和(自身を除く): 130890200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 20323, 40646, 81292, 101615, 142261, 162584, 203230, 264199, 284522, 406460, 528398, 569044, 711305, 812920, 1056796, 1138088, 1320995, 1422610, 1849393, 2113592, 2641990, 2845220, 3698786, 5283980, 5690440, 7397572, 9246965, 10567960, 14795144, 18493930, 36987860, 73975720]

約数ペア:

[(1, 73975720), (2, 36987860), (4, 18493930), (5, 14795144), (7, 10567960), (8, 9246965), (10, 7397572), (13, 5690440), (14, 5283980), (20, 3698786), (26, 2845220), (28, 2641990), (35, 2113592), (40, 1849393), (52, 1422610), (56, 1320995), (65, 1138088), (70, 1056796), (91, 812920), (104, 711305), (130, 569044), (140, 528398), (182, 406460), (260, 284522), (280, 264199), (364, 203230), (455, 162584), (520, 142261), (728, 101615), (910, 81292), (1820, 40646), (3640, 20323)]