29831750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 61483968

約数和(自身を除く): 31652218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 125, 130, 134, 137, 250, 274, 325, 335, 650, 670, 685, 871, 1370, 1625, 1675, 1742, 1781, 3250, 3350, 3425, 3562, 4355, 6850, 8375, 8710, 8905, 9179, 16750, 17125, 17810, 18358, 21775, 34250, 43550, 44525, 45895, 89050, 91790, 108875, 119327, 217750, 222625, 229475, 238654, 445250, 458950, 596635, 1147375, 1193270, 2294750, 2983175, 5966350, 14915875, 29831750]

約数ペア:

[(1, 29831750), (2, 14915875), (5, 5966350), (10, 2983175), (13, 2294750), (25, 1193270), (26, 1147375), (50, 596635), (65, 458950), (67, 445250), (125, 238654), (130, 229475), (134, 222625), (137, 217750), (250, 119327), (274, 108875), (325, 91790), (335, 89050), (650, 45895), (670, 44525), (685, 43550), (871, 34250), (1370, 21775), (1625, 18358), (1675, 17810), (1742, 17125), (1781, 16750), (3250, 9179), (3350, 8905), (3425, 8710), (3562, 8375), (4355, 6850)]