28331347980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{542123}}^1$

素因数の和:542215

約数の個数: 96

約数和(自身を含む): 86705144064

約数和(自身を除く): 58373796084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 67, 78, 130, 134, 156, 195, 201, 260, 268, 335, 390, 402, 670, 780, 804, 871, 1005, 1340, 1742, 2010, 2613, 3484, 4020, 4355, 5226, 8710, 10452, 13065, 17420, 26130, 52260, 542123, 1084246, 1626369, 2168492, 2710615, 3252738, 5421230, 6505476, 7047599, 8131845, 10842460, 14095198, 16263690, 21142797, 28190396, 32527380, 35237995, 36322241, 42285594, 70475990, 72644482, 84571188, 105713985, 108966723, 140951980, 145288964, 181611205, 211427970, 217933446, 363222410, 422855940, 435866892, 472189133, 544833615, 726444820, 944378266, 1089667230, 1416567399, 1888756532, 2179334460, 2360945665, 2833134798, 4721891330, 5666269596, 7082836995, 9443782660, 14165673990, 28331347980]

約数ペア:

[(1, 28331347980), (2, 14165673990), (3, 9443782660), (4, 7082836995), (5, 5666269596), (6, 4721891330), (10, 2833134798), (12, 2360945665), (13, 2179334460), (15, 1888756532), (20, 1416567399), (26, 1089667230), (30, 944378266), (39, 726444820), (52, 544833615), (60, 472189133), (65, 435866892), (67, 422855940), (78, 363222410), (130, 217933446), (134, 211427970), (156, 181611205), (195, 145288964), (201, 140951980), (260, 108966723), (268, 105713985), (335, 84571188), (390, 72644482), (402, 70475990), (670, 42285594), (780, 36322241), (804, 35237995), (871, 32527380), (1005, 28190396), (1340, 21142797), (1742, 16263690), (2010, 14095198), (2613, 10842460), (3484, 8131845), (4020, 7047599), (4355, 6505476), (5226, 5421230), (8710, 3252738), (10452, 2710615), (13065, 2168492), (17420, 1626369), (26130, 1084246), (52260, 542123)]