49390380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21107}}^1$

素因数の和:21135

約数の個数: 72

約数和(自身を含む): 161349552

約数和(自身を除く): 111959172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 21107, 42214, 63321, 84428, 105535, 126642, 189963, 211070, 253284, 274391, 316605, 379926, 422140, 548782, 633210, 759852, 823173, 949815, 1097564, 1266420, 1371955, 1646346, 1899630, 2469519, 2743910, 3292692, 3799260, 4115865, 4939038, 5487820, 8231730, 9878076, 12347595, 16463460, 24695190, 49390380]

約数ペア:

[(1, 49390380), (2, 24695190), (3, 16463460), (4, 12347595), (5, 9878076), (6, 8231730), (9, 5487820), (10, 4939038), (12, 4115865), (13, 3799260), (15, 3292692), (18, 2743910), (20, 2469519), (26, 1899630), (30, 1646346), (36, 1371955), (39, 1266420), (45, 1097564), (52, 949815), (60, 823173), (65, 759852), (78, 633210), (90, 548782), (117, 422140), (130, 379926), (156, 316605), (180, 274391), (195, 253284), (234, 211070), (260, 189963), (390, 126642), (468, 105535), (585, 84428), (780, 63321), (1170, 42214), (2340, 21107)]