42489700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 108

約数和(自身を含む): 107149392

約数和(自身を除く): 64659692

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 107, 110, 190, 209, 214, 220, 275, 361, 380, 418, 428, 475, 535, 550, 722, 836, 950, 1045, 1070, 1100, 1177, 1444, 1805, 1900, 2033, 2090, 2140, 2354, 2675, 3610, 3971, 4066, 4180, 4708, 5225, 5350, 5885, 7220, 7942, 8132, 9025, 10165, 10450, 10700, 11770, 15884, 18050, 19855, 20330, 20900, 22363, 23540, 29425, 36100, 38627, 39710, 40660, 44726, 50825, 58850, 77254, 79420, 89452, 99275, 101650, 111815, 117700, 154508, 193135, 198550, 203300, 223630, 386270, 397100, 424897, 447260, 559075, 772540, 849794, 965675, 1118150, 1699588, 1931350, 2124485, 2236300, 3862700, 4248970, 8497940, 10622425, 21244850, 42489700]

約数ペア:

[(1, 42489700), (2, 21244850), (4, 10622425), (5, 8497940), (10, 4248970), (11, 3862700), (19, 2236300), (20, 2124485), (22, 1931350), (25, 1699588), (38, 1118150), (44, 965675), (50, 849794), (55, 772540), (76, 559075), (95, 447260), (100, 424897), (107, 397100), (110, 386270), (190, 223630), (209, 203300), (214, 198550), (220, 193135), (275, 154508), (361, 117700), (380, 111815), (418, 101650), (428, 99275), (475, 89452), (535, 79420), (550, 77254), (722, 58850), (836, 50825), (950, 44726), (1045, 40660), (1070, 39710), (1100, 38627), (1177, 36100), (1444, 29425), (1805, 23540), (1900, 22363), (2033, 20900), (2090, 20330), (2140, 19855), (2354, 18050), (2675, 15884), (3610, 11770), (3971, 10700), (4066, 10450), (4180, 10165), (4708, 9025), (5225, 8132), (5350, 7942), (5885, 7220)]