118542520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2648

約数の個数: 64

約数和(自身を含む): 285472800

約数和(自身を除く): 166930280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 2318, 2440, 2557, 4636, 5114, 5795, 9272, 10228, 11590, 12785, 20456, 23180, 25570, 46360, 48583, 51140, 97166, 102280, 155977, 194332, 242915, 311954, 388664, 485830, 623908, 779885, 971660, 1247816, 1559770, 1943320, 2963563, 3119540, 5927126, 6239080, 11854252, 14817815, 23708504, 29635630, 59271260, 118542520]

約数ペア:

[(1, 118542520), (2, 59271260), (4, 29635630), (5, 23708504), (8, 14817815), (10, 11854252), (19, 6239080), (20, 5927126), (38, 3119540), (40, 2963563), (61, 1943320), (76, 1559770), (95, 1247816), (122, 971660), (152, 779885), (190, 623908), (244, 485830), (305, 388664), (380, 311954), (488, 242915), (610, 194332), (760, 155977), (1159, 102280), (1220, 97166), (2318, 51140), (2440, 48583), (2557, 46360), (4636, 25570), (5114, 23180), (5795, 20456), (9272, 12785), (10228, 11590)]