30590025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 53329920

約数和(自身を除く): 22739895

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 155, 177, 223, 295, 465, 669, 775, 885, 1115, 1475, 1829, 2325, 3345, 4425, 5487, 5575, 6913, 9145, 13157, 16725, 20739, 27435, 34565, 39471, 45725, 65785, 103695, 137175, 172825, 197355, 328925, 407867, 518475, 986775, 1223601, 2039335, 6118005, 10196675, 30590025]

約数ペア:

[(1, 30590025), (3, 10196675), (5, 6118005), (15, 2039335), (25, 1223601), (31, 986775), (59, 518475), (75, 407867), (93, 328925), (155, 197355), (177, 172825), (223, 137175), (295, 103695), (465, 65785), (669, 45725), (775, 39471), (885, 34565), (1115, 27435), (1475, 20739), (1829, 16725), (2325, 13157), (3345, 9145), (4425, 6913), (5487, 5575)]