387008618680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1\times {\mathrm{381019}}^1$

素因数の和:381476

約数の個数: 64

約数和(自身を含む): 886100112000

約数和(自身を除く): 499091493320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 379, 536, 670, 758, 1340, 1516, 1895, 2680, 3032, 3790, 7580, 15160, 25393, 50786, 101572, 126965, 203144, 253930, 381019, 507860, 762038, 1015720, 1524076, 1905095, 3048152, 3810190, 7620380, 15240760, 25528273, 51056546, 102113092, 127641365, 144406201, 204226184, 255282730, 288812402, 510565460, 577624804, 722031005, 1021130920, 1155249608, 1444062010, 2888124020, 5776248040, 9675215467, 19350430934, 38700861868, 48376077335, 77401723736, 96752154670, 193504309340, 387008618680]

約数ペア:

[(1, 387008618680), (2, 193504309340), (4, 96752154670), (5, 77401723736), (8, 48376077335), (10, 38700861868), (20, 19350430934), (40, 9675215467), (67, 5776248040), (134, 2888124020), (268, 1444062010), (335, 1155249608), (379, 1021130920), (536, 722031005), (670, 577624804), (758, 510565460), (1340, 288812402), (1516, 255282730), (1895, 204226184), (2680, 144406201), (3032, 127641365), (3790, 102113092), (7580, 51056546), (15160, 25528273), (25393, 15240760), (50786, 7620380), (101572, 3810190), (126965, 3048152), (203144, 1905095), (253930, 1524076), (381019, 1015720), (507860, 762038)]