215313800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{82813}}^1$

素因数の和:82842

約数の個数: 48

約数和(自身を含む): 539119140

約数和(自身を除く): 323805340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 82813, 165626, 331252, 414065, 662504, 828130, 1076569, 1656260, 2070325, 2153138, 3312520, 4140650, 4306276, 5382845, 8281300, 8612552, 10765690, 16562600, 21531380, 26914225, 43062760, 53828450, 107656900, 215313800]

約数ペア:

[(1, 215313800), (2, 107656900), (4, 53828450), (5, 43062760), (8, 26914225), (10, 21531380), (13, 16562600), (20, 10765690), (25, 8612552), (26, 8281300), (40, 5382845), (50, 4306276), (52, 4140650), (65, 3312520), (100, 2153138), (104, 2070325), (130, 1656260), (200, 1076569), (260, 828130), (325, 662504), (520, 414065), (650, 331252), (1300, 165626), (2600, 82813)]