72281584

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2489

約数の個数: 40

約数和(自身を含む): 146994560

約数和(自身を除く): 74712976

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 2389, 3782, 4778, 7564, 9556, 15128, 19112, 30256, 38224, 74059, 145729, 148118, 291458, 296236, 582916, 592472, 1165832, 1184944, 2331664, 4517599, 9035198, 18070396, 36140792, 72281584]

約数ペア:

[(1, 72281584), (2, 36140792), (4, 18070396), (8, 9035198), (16, 4517599), (31, 2331664), (61, 1184944), (62, 1165832), (122, 592472), (124, 582916), (244, 296236), (248, 291458), (488, 148118), (496, 145729), (976, 74059), (1891, 38224), (2389, 30256), (3782, 19112), (4778, 15128), (7564, 9556)]