51255090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18371}}^1$

素因数の和:18415

約数の個数: 48

約数和(自身を含む): 137569536

約数和(自身を除く): 86314446

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 18371, 36742, 55113, 91855, 110226, 165339, 183710, 275565, 330678, 551130, 569501, 826695, 1139002, 1653390, 1708503, 2847505, 3417006, 5125509, 5695010, 8542515, 10251018, 17085030, 25627545, 51255090]

約数ペア:

[(1, 51255090), (2, 25627545), (3, 17085030), (5, 10251018), (6, 8542515), (9, 5695010), (10, 5125509), (15, 3417006), (18, 2847505), (30, 1708503), (31, 1653390), (45, 1139002), (62, 826695), (90, 569501), (93, 551130), (155, 330678), (186, 275565), (279, 183710), (310, 165339), (465, 110226), (558, 91855), (930, 55113), (1395, 36742), (2790, 18371)]