25334920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 62233920

約数和(自身を除く): 36899000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 587, 664, 830, 1079, 1174, 1660, 2158, 2348, 2935, 3320, 4316, 4696, 5395, 5870, 7631, 8632, 10790, 11740, 15262, 21580, 23480, 30524, 38155, 43160, 48721, 61048, 76310, 97442, 152620, 194884, 243605, 305240, 389768, 487210, 633373, 974420, 1266746, 1948840, 2533492, 3166865, 5066984, 6333730, 12667460, 25334920]

約数ペア:

[(1, 25334920), (2, 12667460), (4, 6333730), (5, 5066984), (8, 3166865), (10, 2533492), (13, 1948840), (20, 1266746), (26, 974420), (40, 633373), (52, 487210), (65, 389768), (83, 305240), (104, 243605), (130, 194884), (166, 152620), (260, 97442), (332, 76310), (415, 61048), (520, 48721), (587, 43160), (664, 38155), (830, 30524), (1079, 23480), (1174, 21580), (1660, 15262), (2158, 11740), (2348, 10790), (2935, 8632), (3320, 7631), (4316, 5870), (4696, 5395)]