53423960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 124225920

約数和(自身を除く): 70801960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 157, 181, 188, 235, 314, 362, 376, 470, 628, 724, 785, 905, 940, 1256, 1448, 1570, 1810, 1880, 3140, 3620, 6280, 7240, 7379, 8507, 14758, 17014, 28417, 29516, 34028, 36895, 42535, 56834, 59032, 68056, 73790, 85070, 113668, 142085, 147580, 170140, 227336, 284170, 295160, 340280, 568340, 1136680, 1335599, 2671198, 5342396, 6677995, 10684792, 13355990, 26711980, 53423960]

約数ペア:

[(1, 53423960), (2, 26711980), (4, 13355990), (5, 10684792), (8, 6677995), (10, 5342396), (20, 2671198), (40, 1335599), (47, 1136680), (94, 568340), (157, 340280), (181, 295160), (188, 284170), (235, 227336), (314, 170140), (362, 147580), (376, 142085), (470, 113668), (628, 85070), (724, 73790), (785, 68056), (905, 59032), (940, 56834), (1256, 42535), (1448, 36895), (1570, 34028), (1810, 29516), (1880, 28417), (3140, 17014), (3620, 14758), (6280, 8507), (7240, 7379)]