137848100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 325479168

約数和(自身を除く): 187631068

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 214, 260, 325, 428, 535, 650, 991, 1070, 1300, 1391, 1982, 2140, 2675, 2782, 3964, 4955, 5350, 5564, 6955, 9910, 10700, 12883, 13910, 19820, 24775, 25766, 27820, 34775, 49550, 51532, 64415, 69550, 99100, 106037, 128830, 139100, 212074, 257660, 322075, 424148, 530185, 644150, 1060370, 1288300, 1378481, 2120740, 2650925, 2756962, 5301850, 5513924, 6892405, 10603700, 13784810, 27569620, 34462025, 68924050, 137848100]

約数ペア:

[(1, 137848100), (2, 68924050), (4, 34462025), (5, 27569620), (10, 13784810), (13, 10603700), (20, 6892405), (25, 5513924), (26, 5301850), (50, 2756962), (52, 2650925), (65, 2120740), (100, 1378481), (107, 1288300), (130, 1060370), (214, 644150), (260, 530185), (325, 424148), (428, 322075), (535, 257660), (650, 212074), (991, 139100), (1070, 128830), (1300, 106037), (1391, 99100), (1982, 69550), (2140, 64415), (2675, 51532), (2782, 49550), (3964, 34775), (4955, 27820), (5350, 25766), (5564, 24775), (6955, 19820), (9910, 13910), (10700, 12883)]