145910180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 349375488

約数和(自身を除く): 203465308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 43, 52, 62, 65, 86, 124, 130, 155, 172, 215, 260, 310, 403, 421, 430, 559, 620, 806, 842, 860, 1118, 1333, 1612, 1684, 2015, 2105, 2236, 2666, 2795, 4030, 4210, 5332, 5473, 5590, 6665, 8060, 8420, 10946, 11180, 13051, 13330, 17329, 18103, 21892, 26102, 26660, 27365, 34658, 36206, 52204, 54730, 65255, 69316, 72412, 86645, 90515, 109460, 130510, 169663, 173290, 181030, 235339, 261020, 339326, 346580, 362060, 470678, 561193, 678652, 848315, 941356, 1122386, 1176695, 1696630, 2244772, 2353390, 2805965, 3393260, 4706780, 5611930, 7295509, 11223860, 14591018, 29182036, 36477545, 72955090, 145910180]

約数ペア:

[(1, 145910180), (2, 72955090), (4, 36477545), (5, 29182036), (10, 14591018), (13, 11223860), (20, 7295509), (26, 5611930), (31, 4706780), (43, 3393260), (52, 2805965), (62, 2353390), (65, 2244772), (86, 1696630), (124, 1176695), (130, 1122386), (155, 941356), (172, 848315), (215, 678652), (260, 561193), (310, 470678), (403, 362060), (421, 346580), (430, 339326), (559, 261020), (620, 235339), (806, 181030), (842, 173290), (860, 169663), (1118, 130510), (1333, 109460), (1612, 90515), (1684, 86645), (2015, 72412), (2105, 69316), (2236, 65255), (2666, 54730), (2795, 52204), (4030, 36206), (4210, 34658), (5332, 27365), (5473, 26660), (5590, 26102), (6665, 21892), (8060, 18103), (8420, 17329), (10946, 13330), (11180, 13051)]