40920100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31477}}^1$

素因数の和:31504

約数の個数: 36

約数和(自身を含む): 95630164

約数和(自身を除く): 54710064

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31477, 62954, 125908, 157385, 314770, 409201, 629540, 786925, 818402, 1573850, 1636804, 2046005, 3147700, 4092010, 8184020, 10230025, 20460050, 40920100]

約数ペア:

[(1, 40920100), (2, 20460050), (4, 10230025), (5, 8184020), (10, 4092010), (13, 3147700), (20, 2046005), (25, 1636804), (26, 1573850), (50, 818402), (52, 786925), (65, 629540), (100, 409201), (130, 314770), (260, 157385), (325, 125908), (650, 62954), (1300, 31477)]