125309860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7901}}^1$

素因数の和:7984

約数の個数: 48

約数和(自身を含む): 288075312

約数和(自身を除く): 162765452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7901, 7930, 15802, 15860, 31604, 39505, 79010, 102713, 158020, 205426, 410852, 481961, 513565, 963922, 1027130, 1927844, 2054260, 2409805, 4819610, 6265493, 9639220, 12530986, 25061972, 31327465, 62654930, 125309860]

約数ペア:

[(1, 125309860), (2, 62654930), (4, 31327465), (5, 25061972), (10, 12530986), (13, 9639220), (20, 6265493), (26, 4819610), (52, 2409805), (61, 2054260), (65, 1927844), (122, 1027130), (130, 963922), (244, 513565), (260, 481961), (305, 410852), (610, 205426), (793, 158020), (1220, 102713), (1586, 79010), (3172, 39505), (3965, 31604), (7901, 15860), (7930, 15802)]