10216152020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{64019}}^1$

素因数の和:64208

約数の個数: 48

約数和(自身を含む): 21940934400

約数和(自身を除く): 11724782380

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 158, 202, 316, 395, 404, 505, 790, 1010, 1580, 2020, 7979, 15958, 31916, 39895, 64019, 79790, 128038, 159580, 256076, 320095, 640190, 1280380, 5057501, 6465919, 10115002, 12931838, 20230004, 25287505, 25863676, 32329595, 50575010, 64659190, 101150020, 129318380, 510807601, 1021615202, 2043230404, 2554038005, 5108076010, 10216152020]

約数ペア:

[(1, 10216152020), (2, 5108076010), (4, 2554038005), (5, 2043230404), (10, 1021615202), (20, 510807601), (79, 129318380), (101, 101150020), (158, 64659190), (202, 50575010), (316, 32329595), (395, 25863676), (404, 25287505), (505, 20230004), (790, 12931838), (1010, 10115002), (1580, 6465919), (2020, 5057501), (7979, 1280380), (15958, 640190), (31916, 320095), (39895, 256076), (64019, 159580), (79790, 128038)]