30156875

素因数分解:

$5^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 44160864

約数和(自身を除く): 14003989

約数列:

[1, 5, 7, 25, 35, 61, 113, 125, 175, 305, 427, 565, 625, 791, 875, 1525, 2135, 2825, 3955, 4375, 6893, 7625, 10675, 14125, 19775, 34465, 38125, 48251, 53375, 70625, 98875, 172325, 241255, 266875, 494375, 861625, 1206275, 4308125, 6031375, 30156875]

約数ペア:

[(1, 30156875), (5, 6031375), (7, 4308125), (25, 1206275), (35, 861625), (61, 494375), (113, 266875), (125, 241255), (175, 172325), (305, 98875), (427, 70625), (565, 53375), (625, 48251), (791, 38125), (875, 34465), (1525, 19775), (2135, 14125), (2825, 10675), (3955, 7625), (4375, 6893)]