100403020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1499}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 224532000

約数和(自身を除く): 124128980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 985, 1499, 1970, 2998, 3349, 3940, 5996, 6698, 7495, 13396, 14990, 16745, 25483, 29980, 33490, 50966, 66980, 101932, 127415, 254830, 295303, 509660, 590606, 1181212, 1476515, 2953030, 5020151, 5906060, 10040302, 20080604, 25100755, 50201510, 100403020]

約数ペア:

[(1, 100403020), (2, 50201510), (4, 25100755), (5, 20080604), (10, 10040302), (17, 5906060), (20, 5020151), (34, 2953030), (68, 1476515), (85, 1181212), (170, 590606), (197, 509660), (340, 295303), (394, 254830), (788, 127415), (985, 101932), (1499, 66980), (1970, 50966), (2998, 33490), (3349, 29980), (3940, 25483), (5996, 16745), (6698, 14990), (7495, 13396)]