157968560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63697}}^1$

素因数の和:63741

約数の個数: 40

約数和(自身を含む): 379130496

約数和(自身を除く): 221161936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 63697, 127394, 254788, 318485, 509576, 636970, 1019152, 1273940, 1974607, 2547880, 3949214, 5095760, 7898428, 9873035, 15796856, 19746070, 31593712, 39492140, 78984280, 157968560]

約数ペア:

[(1, 157968560), (2, 78984280), (4, 39492140), (5, 31593712), (8, 19746070), (10, 15796856), (16, 9873035), (20, 7898428), (31, 5095760), (40, 3949214), (62, 2547880), (80, 1974607), (124, 1273940), (155, 1019152), (248, 636970), (310, 509576), (496, 318485), (620, 254788), (1240, 127394), (2480, 63697)]