1894124375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21193}}^1$

素因数の和:21237

約数の個数: 40

約数和(自身を含む): 2780822352

約数和(自身を除く): 886697977

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 625, 715, 1375, 1625, 3575, 6875, 8125, 17875, 21193, 89375, 105965, 233123, 275509, 529825, 1165615, 1377545, 2649125, 3030599, 5828075, 6887725, 13245625, 15152995, 29140375, 34438625, 75764975, 145701875, 172193125, 378824875, 1894124375]

約数ペア:

[(1, 1894124375), (5, 378824875), (11, 172193125), (13, 145701875), (25, 75764975), (55, 34438625), (65, 29140375), (125, 15152995), (143, 13245625), (275, 6887725), (325, 5828075), (625, 3030599), (715, 2649125), (1375, 1377545), (1625, 1165615), (3575, 529825), (6875, 275509), (8125, 233123), (17875, 105965), (21193, 89375)]