72975920

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15461}}^1$

素因数の和:15533

約数の個数: 40

約数和(自身を含む): 172555920

約数和(自身を除く): 99580000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 15461, 30922, 61844, 77305, 123688, 154610, 247376, 309220, 618440, 912199, 1236880, 1824398, 3648796, 4560995, 7297592, 9121990, 14595184, 18243980, 36487960, 72975920]

約数ペア:

[(1, 72975920), (2, 36487960), (4, 18243980), (5, 14595184), (8, 9121990), (10, 7297592), (16, 4560995), (20, 3648796), (40, 1824398), (59, 1236880), (80, 912199), (118, 618440), (236, 309220), (295, 247376), (472, 154610), (590, 123688), (944, 77305), (1180, 61844), (2360, 30922), (4720, 15461)]