25705888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1097

約数の個数: 48

約数和(自身を含む): 55449576

約数和(自身を除く): 29743688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1013, 1586, 1952, 2026, 3172, 4052, 6344, 8104, 12688, 13169, 16208, 25376, 26338, 32416, 52676, 61793, 105352, 123586, 210704, 247172, 421408, 494344, 803309, 988688, 1606618, 1977376, 3213236, 6426472, 12852944, 25705888]

約数ペア:

[(1, 25705888), (2, 12852944), (4, 6426472), (8, 3213236), (13, 1977376), (16, 1606618), (26, 988688), (32, 803309), (52, 494344), (61, 421408), (104, 247172), (122, 210704), (208, 123586), (244, 105352), (416, 61793), (488, 52676), (793, 32416), (976, 26338), (1013, 25376), (1586, 16208), (1952, 13169), (2026, 12688), (3172, 8104), (4052, 6344)]