139128340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31477}}^1$

素因数の和:31516

約数の個数: 48

約数和(自身を含む): 333163152

約数和(自身を除く): 194034812

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 31477, 62954, 125908, 157385, 314770, 409201, 535109, 629540, 818402, 1070218, 1636804, 2046005, 2140436, 2675545, 4092010, 5351090, 6956417, 8184020, 10702180, 13912834, 27825668, 34782085, 69564170, 139128340]

約数ペア:

[(1, 139128340), (2, 69564170), (4, 34782085), (5, 27825668), (10, 13912834), (13, 10702180), (17, 8184020), (20, 6956417), (26, 5351090), (34, 4092010), (52, 2675545), (65, 2140436), (68, 2046005), (85, 1636804), (130, 1070218), (170, 818402), (221, 629540), (260, 535109), (340, 409201), (442, 314770), (884, 157385), (1105, 125908), (2210, 62954), (4420, 31477)]