30815625

素因数分解:

$3^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 54371520

約数和(自身を除く): 23555895

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 173, 285, 375, 475, 519, 625, 865, 1425, 1875, 2375, 2595, 3125, 3287, 4325, 7125, 9375, 9861, 11875, 12975, 16435, 21625, 35625, 49305, 59375, 64875, 82175, 108125, 178125, 246525, 324375, 410875, 540625, 1232625, 1621875, 2054375, 6163125, 10271875, 30815625]

約数ペア:

[(1, 30815625), (3, 10271875), (5, 6163125), (15, 2054375), (19, 1621875), (25, 1232625), (57, 540625), (75, 410875), (95, 324375), (125, 246525), (173, 178125), (285, 108125), (375, 82175), (475, 64875), (519, 59375), (625, 49305), (865, 35625), (1425, 21625), (1875, 16435), (2375, 12975), (2595, 11875), (3125, 9861), (3287, 9375), (4325, 7125)]