980375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 1437696

約数和(自身を除く): 457321

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 125, 155, 253, 275, 341, 575, 713, 775, 1265, 1375, 1705, 2875, 3565, 3875, 6325, 7843, 8525, 17825, 31625, 39215, 42625, 89125, 196075, 980375]

約数ペア:

[(1, 980375), (5, 196075), (11, 89125), (23, 42625), (25, 39215), (31, 31625), (55, 17825), (115, 8525), (125, 7843), (155, 6325), (253, 3875), (275, 3565), (341, 2875), (575, 1705), (713, 1375), (775, 1265)]