51681030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 130277376

約数和(自身を除く): 78596346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 93, 122, 155, 183, 186, 305, 310, 366, 465, 610, 911, 915, 930, 1822, 1830, 1891, 2733, 3782, 4555, 5466, 5673, 9110, 9455, 11346, 13665, 18910, 27330, 28241, 28365, 55571, 56482, 56730, 84723, 111142, 141205, 166713, 169446, 277855, 282410, 333426, 423615, 555710, 833565, 847230, 1667130, 1722701, 3445402, 5168103, 8613505, 10336206, 17227010, 25840515, 51681030]

約数ペア:

[(1, 51681030), (2, 25840515), (3, 17227010), (5, 10336206), (6, 8613505), (10, 5168103), (15, 3445402), (30, 1722701), (31, 1667130), (61, 847230), (62, 833565), (93, 555710), (122, 423615), (155, 333426), (183, 282410), (186, 277855), (305, 169446), (310, 166713), (366, 141205), (465, 111142), (610, 84723), (911, 56730), (915, 56482), (930, 55571), (1822, 28365), (1830, 28241), (1891, 27330), (2733, 18910), (3782, 13665), (4555, 11346), (5466, 9455), (5673, 9110)]