109143640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 255921120

約数和(自身を除く): 146777480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 305, 328, 410, 488, 610, 820, 1091, 1220, 1640, 2182, 2440, 2501, 4364, 5002, 5455, 8728, 10004, 10910, 12505, 20008, 21820, 25010, 43640, 44731, 50020, 66551, 89462, 100040, 133102, 178924, 223655, 266204, 332755, 357848, 447310, 532408, 665510, 894620, 1331020, 1789240, 2662040, 2728591, 5457182, 10914364, 13642955, 21828728, 27285910, 54571820, 109143640]

約数ペア:

[(1, 109143640), (2, 54571820), (4, 27285910), (5, 21828728), (8, 13642955), (10, 10914364), (20, 5457182), (40, 2728591), (41, 2662040), (61, 1789240), (82, 1331020), (122, 894620), (164, 665510), (205, 532408), (244, 447310), (305, 357848), (328, 332755), (410, 266204), (488, 223655), (610, 178924), (820, 133102), (1091, 100040), (1220, 89462), (1640, 66551), (2182, 50020), (2440, 44731), (2501, 43640), (4364, 25010), (5002, 21820), (5455, 20008), (8728, 12505), (10004, 10910)]