73007240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29921}}^1$

素因数の和:29993

約数の個数: 32

約数和(自身を含む): 166964760

約数和(自身を除く): 93957520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 29921, 59842, 119684, 149605, 239368, 299210, 598420, 1196840, 1825181, 3650362, 7300724, 9125905, 14601448, 18251810, 36503620, 73007240]

約数ペア:

[(1, 73007240), (2, 36503620), (4, 18251810), (5, 14601448), (8, 9125905), (10, 7300724), (20, 3650362), (40, 1825181), (61, 1196840), (122, 598420), (244, 299210), (305, 239368), (488, 149605), (610, 119684), (1220, 59842), (2440, 29921)]