28181400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3613}}^1$

素因数の和:3645

約数の個数: 96

約数和(自身を含む): 94108560

約数和(自身を除く): 65927160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3613, 3900, 7226, 7800, 10839, 14452, 18065, 21678, 28904, 36130, 43356, 46969, 54195, 72260, 86712, 90325, 93938, 108390, 140907, 144520, 180650, 187876, 216780, 234845, 270975, 281814, 361300, 375752, 433560, 469690, 541950, 563628, 704535, 722600, 939380, 1083900, 1127256, 1174225, 1409070, 1878760, 2167800, 2348450, 2818140, 3522675, 4696900, 5636280, 7045350, 9393800, 14090700, 28181400]

約数ペア:

[(1, 28181400), (2, 14090700), (3, 9393800), (4, 7045350), (5, 5636280), (6, 4696900), (8, 3522675), (10, 2818140), (12, 2348450), (13, 2167800), (15, 1878760), (20, 1409070), (24, 1174225), (25, 1127256), (26, 1083900), (30, 939380), (39, 722600), (40, 704535), (50, 563628), (52, 541950), (60, 469690), (65, 433560), (75, 375752), (78, 361300), (100, 281814), (104, 270975), (120, 234845), (130, 216780), (150, 187876), (156, 180650), (195, 144520), (200, 140907), (260, 108390), (300, 93938), (312, 90325), (325, 86712), (390, 72260), (520, 54195), (600, 46969), (650, 43356), (780, 36130), (975, 28904), (1300, 21678), (1560, 18065), (1950, 14452), (2600, 10839), (3613, 7800), (3900, 7226)]