90299820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115769}}^1$

素因数の和:115794

約数の個数: 48

約数和(自身を含む): 272291040

約数和(自身を除く): 181991220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 115769, 231538, 347307, 463076, 578845, 694614, 1157690, 1389228, 1504997, 1736535, 2315380, 3009994, 3473070, 4514991, 6019988, 6946140, 7524985, 9029982, 15049970, 18059964, 22574955, 30099940, 45149910, 90299820]

約数ペア:

[(1, 90299820), (2, 45149910), (3, 30099940), (4, 22574955), (5, 18059964), (6, 15049970), (10, 9029982), (12, 7524985), (13, 6946140), (15, 6019988), (20, 4514991), (26, 3473070), (30, 3009994), (39, 2315380), (52, 1736535), (60, 1504997), (65, 1389228), (78, 1157690), (130, 694614), (156, 578845), (195, 463076), (260, 347307), (390, 231538), (780, 115769)]