131877980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{8597}}^1$

素因数の和:8678

約数の個数: 48

約数和(自身を含む): 303337440

約数和(自身を除く): 171459460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 8597, 15340, 17194, 34388, 42985, 85970, 111761, 171940, 223522, 447044, 507223, 558805, 1014446, 1117610, 2028892, 2235220, 2536115, 5072230, 6593899, 10144460, 13187798, 26375596, 32969495, 65938990, 131877980]

約数ペア:

[(1, 131877980), (2, 65938990), (4, 32969495), (5, 26375596), (10, 13187798), (13, 10144460), (20, 6593899), (26, 5072230), (52, 2536115), (59, 2235220), (65, 2028892), (118, 1117610), (130, 1014446), (236, 558805), (260, 507223), (295, 447044), (590, 223522), (767, 171940), (1180, 111761), (1534, 85970), (3068, 42985), (3835, 34388), (7670, 17194), (8597, 15340)]