149075380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3347}}^1$

素因数の和:3504

約数の個数: 48

約数和(自身を含む): 334103616

約数和(自身を除く): 185028236

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 2227, 2620, 3347, 4454, 6694, 8908, 11135, 13388, 16735, 22270, 33470, 44540, 56899, 66940, 113798, 227596, 284495, 438457, 568990, 876914, 1137980, 1753828, 2192285, 4384570, 7453769, 8769140, 14907538, 29815076, 37268845, 74537690, 149075380]

約数ペア:

[(1, 149075380), (2, 74537690), (4, 37268845), (5, 29815076), (10, 14907538), (17, 8769140), (20, 7453769), (34, 4384570), (68, 2192285), (85, 1753828), (131, 1137980), (170, 876914), (262, 568990), (340, 438457), (524, 284495), (655, 227596), (1310, 113798), (2227, 66940), (2620, 56899), (3347, 44540), (4454, 33470), (6694, 22270), (8908, 16735), (11135, 13388)]