72721150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 139352688

約数和(自身を除く): 66631538

約数列:

[1, 2, 5, 10, 25, 50, 61, 113, 122, 211, 226, 305, 422, 565, 610, 1055, 1130, 1525, 2110, 2825, 3050, 5275, 5650, 6893, 10550, 12871, 13786, 23843, 25742, 34465, 47686, 64355, 68930, 119215, 128710, 172325, 238430, 321775, 344650, 596075, 643550, 1192150, 1454423, 2908846, 7272115, 14544230, 36360575, 72721150]

約数ペア:

[(1, 72721150), (2, 36360575), (5, 14544230), (10, 7272115), (25, 2908846), (50, 1454423), (61, 1192150), (113, 643550), (122, 596075), (211, 344650), (226, 321775), (305, 238430), (422, 172325), (565, 128710), (610, 119215), (1055, 68930), (1130, 64355), (1525, 47686), (2110, 34465), (2825, 25742), (3050, 23843), (5275, 13786), (5650, 12871), (6893, 10550)]