221962750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 443439360

約数和(自身を除く): 221476610

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 83, 95, 125, 166, 190, 250, 415, 475, 563, 830, 950, 1126, 1577, 2075, 2375, 2815, 3154, 4150, 4750, 5630, 7885, 10375, 10697, 14075, 15770, 20750, 21394, 28150, 39425, 46729, 53485, 70375, 78850, 93458, 106970, 140750, 197125, 233645, 267425, 394250, 467290, 534850, 887851, 1168225, 1337125, 1775702, 2336450, 2674250, 4439255, 5841125, 8878510, 11682250, 22196275, 44392550, 110981375, 221962750]

約数ペア:

[(1, 221962750), (2, 110981375), (5, 44392550), (10, 22196275), (19, 11682250), (25, 8878510), (38, 5841125), (50, 4439255), (83, 2674250), (95, 2336450), (125, 1775702), (166, 1337125), (190, 1168225), (250, 887851), (415, 534850), (475, 467290), (563, 394250), (830, 267425), (950, 233645), (1126, 197125), (1577, 140750), (2075, 106970), (2375, 93458), (2815, 78850), (3154, 70375), (4150, 53485), (4750, 46729), (5630, 39425), (7885, 28150), (10375, 21394), (10697, 20750), (14075, 15770)]