79708980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102191}}^1$

素因数の和:102216

約数の個数: 48

約数和(自身を含む): 240355584

約数和(自身を除く): 160646604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102191, 204382, 306573, 408764, 510955, 613146, 1021910, 1226292, 1328483, 1532865, 2043820, 2656966, 3065730, 3985449, 5313932, 6131460, 6642415, 7970898, 13284830, 15941796, 19927245, 26569660, 39854490, 79708980]

約数ペア:

[(1, 79708980), (2, 39854490), (3, 26569660), (4, 19927245), (5, 15941796), (6, 13284830), (10, 7970898), (12, 6642415), (13, 6131460), (15, 5313932), (20, 3985449), (26, 3065730), (30, 2656966), (39, 2043820), (52, 1532865), (60, 1328483), (65, 1226292), (78, 1021910), (130, 613146), (156, 510955), (195, 408764), (260, 306573), (390, 204382), (780, 102191)]