51405390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13931}}^1$

素因数の和:13985

約数の個数: 48

約数和(自身を含む): 136923696

約数和(自身を除く): 85518306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 13931, 27862, 41793, 69655, 83586, 125379, 139310, 208965, 250758, 417930, 571171, 626895, 1142342, 1253790, 1713513, 2855855, 3427026, 5140539, 5711710, 8567565, 10281078, 17135130, 25702695, 51405390]

約数ペア:

[(1, 51405390), (2, 25702695), (3, 17135130), (5, 10281078), (6, 8567565), (9, 5711710), (10, 5140539), (15, 3427026), (18, 2855855), (30, 1713513), (41, 1253790), (45, 1142342), (82, 626895), (90, 571171), (123, 417930), (205, 250758), (246, 208965), (369, 139310), (410, 125379), (615, 83586), (738, 69655), (1230, 41793), (1845, 27862), (3690, 13931)]