135600400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 355992840

約数和(自身を除く): 220392440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 89, 100, 104, 130, 178, 200, 208, 260, 293, 325, 356, 400, 445, 520, 586, 650, 712, 890, 1040, 1157, 1172, 1300, 1424, 1465, 1780, 2225, 2314, 2344, 2600, 2930, 3560, 3809, 4450, 4628, 4688, 5200, 5785, 5860, 7120, 7325, 7618, 8900, 9256, 11570, 11720, 14650, 15236, 17800, 18512, 19045, 23140, 23440, 26077, 28925, 29300, 30472, 35600, 38090, 46280, 52154, 57850, 58600, 60944, 76180, 92560, 95225, 104308, 115700, 117200, 130385, 152360, 190450, 208616, 231400, 260770, 304720, 339001, 380900, 417232, 462800, 521540, 651925, 678002, 761800, 1043080, 1303850, 1356004, 1523600, 1695005, 2086160, 2607700, 2712008, 3390010, 5215400, 5424016, 6780020, 8475025, 10430800, 13560040, 16950050, 27120080, 33900100, 67800200, 135600400]

約数ペア:

[(1, 135600400), (2, 67800200), (4, 33900100), (5, 27120080), (8, 16950050), (10, 13560040), (13, 10430800), (16, 8475025), (20, 6780020), (25, 5424016), (26, 5215400), (40, 3390010), (50, 2712008), (52, 2607700), (65, 2086160), (80, 1695005), (89, 1523600), (100, 1356004), (104, 1303850), (130, 1043080), (178, 761800), (200, 678002), (208, 651925), (260, 521540), (293, 462800), (325, 417232), (356, 380900), (400, 339001), (445, 304720), (520, 260770), (586, 231400), (650, 208616), (712, 190450), (890, 152360), (1040, 130385), (1157, 117200), (1172, 115700), (1300, 104308), (1424, 95225), (1465, 92560), (1780, 76180), (2225, 60944), (2314, 58600), (2344, 57850), (2600, 52154), (2930, 46280), (3560, 38090), (3809, 35600), (4450, 30472), (4628, 29300), (4688, 28925), (5200, 26077), (5785, 23440), (5860, 23140), (7120, 19045), (7325, 18512), (7618, 17800), (8900, 15236), (9256, 14650), (11570, 11720)]