867110920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53791}}^1$

素因数の和:53846

約数の個数: 64

約数和(自身を含む): 2168893440

約数和(自身を除く): 1301782520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 53791, 107582, 215164, 268955, 430328, 537910, 699283, 1075820, 1398566, 1667521, 2151640, 2797132, 3335042, 3496415, 5594264, 6670084, 6992830, 8337605, 13340168, 13985660, 16675210, 21677773, 27971320, 33350420, 43355546, 66700840, 86711092, 108388865, 173422184, 216777730, 433555460, 867110920]

約数ペア:

[(1, 867110920), (2, 433555460), (4, 216777730), (5, 173422184), (8, 108388865), (10, 86711092), (13, 66700840), (20, 43355546), (26, 33350420), (31, 27971320), (40, 21677773), (52, 16675210), (62, 13985660), (65, 13340168), (104, 8337605), (124, 6992830), (130, 6670084), (155, 5594264), (248, 3496415), (260, 3335042), (310, 2797132), (403, 2151640), (520, 1667521), (620, 1398566), (806, 1075820), (1240, 699283), (1612, 537910), (2015, 430328), (3224, 268955), (4030, 215164), (8060, 107582), (16120, 53791)]