18860996875

素因数分解:

$5^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6203}}^1$

素因数の和:6374

約数の個数: 48

約数和(自身を含む): 27140762880

約数和(自身を除く): 8279766005

約数列:

[1, 5, 7, 25, 35, 125, 139, 175, 625, 695, 875, 973, 3125, 3475, 4375, 4865, 6203, 17375, 21875, 24325, 31015, 43421, 86875, 121625, 155075, 217105, 434375, 608125, 775375, 862217, 1085525, 3040625, 3876875, 4311085, 5427625, 6035519, 19384375, 21555425, 27138125, 30177595, 107777125, 135690625, 150887975, 538885625, 754439875, 2694428125, 3772199375, 18860996875]

約数ペア:

[(1, 18860996875), (5, 3772199375), (7, 2694428125), (25, 754439875), (35, 538885625), (125, 150887975), (139, 135690625), (175, 107777125), (625, 30177595), (695, 27138125), (875, 21555425), (973, 19384375), (3125, 6035519), (3475, 5427625), (4375, 4311085), (4865, 3876875), (6203, 3040625), (17375, 1085525), (21875, 862217), (24325, 775375), (31015, 608125), (43421, 434375), (86875, 217105), (121625, 155075)]