72411664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 156789444

約数和(自身を除く): 84377780

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 97, 104, 148, 194, 208, 296, 388, 481, 592, 776, 962, 1261, 1552, 1924, 2522, 3589, 3848, 5044, 7178, 7696, 9409, 10088, 14356, 18818, 20176, 28712, 37636, 46657, 57424, 75272, 93314, 122317, 150544, 186628, 244634, 348133, 373256, 489268, 696266, 746512, 978536, 1392532, 1957072, 2785064, 4525729, 5570128, 9051458, 18102916, 36205832, 72411664]

約数ペア:

[(1, 72411664), (2, 36205832), (4, 18102916), (8, 9051458), (13, 5570128), (16, 4525729), (26, 2785064), (37, 1957072), (52, 1392532), (74, 978536), (97, 746512), (104, 696266), (148, 489268), (194, 373256), (208, 348133), (296, 244634), (388, 186628), (481, 150544), (592, 122317), (776, 93314), (962, 75272), (1261, 57424), (1552, 46657), (1924, 37636), (2522, 28712), (3589, 20176), (3848, 18818), (5044, 14356), (7178, 10088), (7696, 9409)]