25790440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49597}}^1$

素因数の和:49621

約数の個数: 32

約数和(自身を含む): 62493480

約数和(自身を除く): 36703040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49597, 99194, 198388, 247985, 396776, 495970, 644761, 991940, 1289522, 1983880, 2579044, 3223805, 5158088, 6447610, 12895220, 25790440]

約数ペア:

[(1, 25790440), (2, 12895220), (4, 6447610), (5, 5158088), (8, 3223805), (10, 2579044), (13, 1983880), (20, 1289522), (26, 991940), (40, 644761), (52, 495970), (65, 396776), (104, 247985), (130, 198388), (260, 99194), (520, 49597)]