1900388450

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{13003}}^1$

素因数の和:13131

約数の個数: 48

約数和(自身を含む): 3676490880

約数和(自身を除く): 1776102430

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 79, 158, 185, 370, 395, 790, 925, 1850, 1975, 2923, 3950, 5846, 13003, 14615, 26006, 29230, 65015, 73075, 130030, 146150, 325075, 481111, 650150, 962222, 1027237, 2054474, 2405555, 4811110, 5136185, 10272370, 12027775, 24055550, 25680925, 38007769, 51361850, 76015538, 190038845, 380077690, 950194225, 1900388450]

約数ペア:

[(1, 1900388450), (2, 950194225), (5, 380077690), (10, 190038845), (25, 76015538), (37, 51361850), (50, 38007769), (74, 25680925), (79, 24055550), (158, 12027775), (185, 10272370), (370, 5136185), (395, 4811110), (790, 2405555), (925, 2054474), (1850, 1027237), (1975, 962222), (2923, 650150), (3950, 481111), (5846, 325075), (13003, 146150), (14615, 130030), (26006, 73075), (29230, 65015)]