161415691940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1\times {\mathrm{161071}}^1$

素因数の和:161732

約数の個数: 48

約数和(自身を含む): 343392618240

約数和(自身を除く): 181976926300

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 563, 890, 1126, 1780, 2252, 2815, 5630, 11260, 50107, 100214, 161071, 200428, 250535, 322142, 501070, 644284, 805355, 1002140, 1610710, 3221420, 14335319, 28670638, 57341276, 71676595, 90682973, 143353190, 181365946, 286706380, 362731892, 453414865, 906829730, 1813659460, 8070784597, 16141569194, 32283138388, 40353922985, 80707845970, 161415691940]

約数ペア:

[(1, 161415691940), (2, 80707845970), (4, 40353922985), (5, 32283138388), (10, 16141569194), (20, 8070784597), (89, 1813659460), (178, 906829730), (356, 453414865), (445, 362731892), (563, 286706380), (890, 181365946), (1126, 143353190), (1780, 90682973), (2252, 71676595), (2815, 57341276), (5630, 28670638), (11260, 14335319), (50107, 3221420), (100214, 1610710), (161071, 1002140), (200428, 805355), (250535, 644284), (322142, 501070)]