805150420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 1820786688

約数和(自身を除く): 1015636268

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 167, 188, 223, 230, 235, 334, 446, 460, 470, 668, 835, 892, 940, 1081, 1115, 1670, 2162, 2230, 3340, 3841, 4324, 4460, 5129, 5405, 7682, 7849, 10258, 10481, 10810, 15364, 15698, 19205, 20516, 20962, 21620, 25645, 31396, 37241, 38410, 39245, 41924, 51290, 52405, 74482, 76820, 78490, 102580, 104810, 148964, 156980, 180527, 186205, 209620, 241063, 361054, 372410, 482126, 722108, 744820, 856543, 902635, 964252, 1205315, 1713086, 1750327, 1805270, 2410630, 3426172, 3500654, 3610540, 4282715, 4821260, 7001308, 8565430, 8751635, 17130860, 17503270, 35006540, 40257521, 80515042, 161030084, 201287605, 402575210, 805150420]

約数ペア:

[(1, 805150420), (2, 402575210), (4, 201287605), (5, 161030084), (10, 80515042), (20, 40257521), (23, 35006540), (46, 17503270), (47, 17130860), (92, 8751635), (94, 8565430), (115, 7001308), (167, 4821260), (188, 4282715), (223, 3610540), (230, 3500654), (235, 3426172), (334, 2410630), (446, 1805270), (460, 1750327), (470, 1713086), (668, 1205315), (835, 964252), (892, 902635), (940, 856543), (1081, 744820), (1115, 722108), (1670, 482126), (2162, 372410), (2230, 361054), (3340, 241063), (3841, 209620), (4324, 186205), (4460, 180527), (5129, 156980), (5405, 148964), (7682, 104810), (7849, 102580), (10258, 78490), (10481, 76820), (10810, 74482), (15364, 52405), (15698, 51290), (19205, 41924), (20516, 39245), (20962, 38410), (21620, 37241), (25645, 31396)]