2539886450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{13921}}^1$

素因数の和:14063

約数の個数: 48

約数和(自身を含む): 4894139880

約数和(自身を除く): 2354253430

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 89, 178, 205, 410, 445, 890, 1025, 2050, 2225, 3649, 4450, 7298, 13921, 18245, 27842, 36490, 69605, 91225, 139210, 182450, 348025, 570761, 696050, 1141522, 1238969, 2477938, 2853805, 5707610, 6194845, 12389690, 14269025, 28538050, 30974225, 50797729, 61948450, 101595458, 253988645, 507977290, 1269943225, 2539886450]

約数ペア:

[(1, 2539886450), (2, 1269943225), (5, 507977290), (10, 253988645), (25, 101595458), (41, 61948450), (50, 50797729), (82, 30974225), (89, 28538050), (178, 14269025), (205, 12389690), (410, 6194845), (445, 5707610), (890, 2853805), (1025, 2477938), (2050, 1238969), (2225, 1141522), (3649, 696050), (4450, 570761), (7298, 348025), (13921, 182450), (18245, 139210), (27842, 91225), (36490, 69605)]