72878528

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:925

約数の個数: 56

約数和(自身を含む): 154503120

約数和(自身を除く): 81624592

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 73, 76, 146, 152, 292, 304, 584, 608, 821, 1168, 1216, 1387, 1642, 2336, 2774, 3284, 4672, 5548, 6568, 11096, 13136, 15599, 22192, 26272, 31198, 44384, 52544, 59933, 62396, 88768, 119866, 124792, 239732, 249584, 479464, 499168, 958928, 998336, 1138727, 1917856, 2277454, 3835712, 4554908, 9109816, 18219632, 36439264, 72878528]

約数ペア:

[(1, 72878528), (2, 36439264), (4, 18219632), (8, 9109816), (16, 4554908), (19, 3835712), (32, 2277454), (38, 1917856), (64, 1138727), (73, 998336), (76, 958928), (146, 499168), (152, 479464), (292, 249584), (304, 239732), (584, 124792), (608, 119866), (821, 88768), (1168, 62396), (1216, 59933), (1387, 52544), (1642, 44384), (2336, 31198), (2774, 26272), (3284, 22192), (4672, 15599), (5548, 13136), (6568, 11096)]