202198900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 457158240

約数和(自身を除く): 254959340

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 59, 86, 100, 118, 172, 215, 236, 295, 430, 590, 797, 860, 1075, 1180, 1475, 1594, 2150, 2537, 2950, 3188, 3985, 4300, 5074, 5900, 7970, 10148, 12685, 15940, 19925, 25370, 34271, 39850, 47023, 50740, 63425, 68542, 79700, 94046, 126850, 137084, 171355, 188092, 235115, 253700, 342710, 470230, 685420, 856775, 940460, 1175575, 1713550, 2021989, 2351150, 3427100, 4043978, 4702300, 8087956, 10109945, 20219890, 40439780, 50549725, 101099450, 202198900]

約数ペア:

[(1, 202198900), (2, 101099450), (4, 50549725), (5, 40439780), (10, 20219890), (20, 10109945), (25, 8087956), (43, 4702300), (50, 4043978), (59, 3427100), (86, 2351150), (100, 2021989), (118, 1713550), (172, 1175575), (215, 940460), (236, 856775), (295, 685420), (430, 470230), (590, 342710), (797, 253700), (860, 235115), (1075, 188092), (1180, 171355), (1475, 137084), (1594, 126850), (2150, 94046), (2537, 79700), (2950, 68542), (3188, 63425), (3985, 50740), (4300, 47023), (5074, 39850), (5900, 34271), (7970, 25370), (10148, 19925), (12685, 15940)]