28302170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 57746304

約数和(自身を除く): 29444134

約数列:

[1, 2, 5, 10, 13, 26, 43, 61, 65, 83, 86, 122, 130, 166, 215, 305, 415, 430, 559, 610, 793, 830, 1079, 1118, 1586, 2158, 2623, 2795, 3569, 3965, 5063, 5246, 5395, 5590, 7138, 7930, 10126, 10790, 13115, 17845, 25315, 26230, 34099, 35690, 46397, 50630, 65819, 68198, 92794, 131638, 170495, 217709, 231985, 329095, 340990, 435418, 463970, 658190, 1088545, 2177090, 2830217, 5660434, 14151085, 28302170]

約数ペア:

[(1, 28302170), (2, 14151085), (5, 5660434), (10, 2830217), (13, 2177090), (26, 1088545), (43, 658190), (61, 463970), (65, 435418), (83, 340990), (86, 329095), (122, 231985), (130, 217709), (166, 170495), (215, 131638), (305, 92794), (415, 68198), (430, 65819), (559, 50630), (610, 46397), (793, 35690), (830, 34099), (1079, 26230), (1118, 25315), (1586, 17845), (2158, 13115), (2623, 10790), (2795, 10126), (3569, 7930), (3965, 7138), (5063, 5590), (5246, 5395)]