8401702925

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20113}}^1$

素因数の和:20179

約数の個数: 72

約数和(自身を含む): 13647912192

約数和(自身を除く): 5246209267

約数列:

[1, 5, 7, 11, 25, 31, 35, 49, 55, 77, 155, 175, 217, 245, 275, 341, 385, 539, 775, 1085, 1225, 1519, 1705, 1925, 2387, 2695, 5425, 7595, 8525, 11935, 13475, 16709, 20113, 37975, 59675, 83545, 100565, 140791, 221243, 417725, 502825, 623503, 703955, 985537, 1106215, 1548701, 3117515, 3519775, 4364521, 4927685, 5531075, 6858533, 7743505, 10840907, 15587575, 21822605, 24638425, 30551647, 34292665, 38717525, 48009731, 54204535, 109113025, 152758235, 171463325, 240048655, 271022675, 336068117, 763791175, 1200243275, 1680340585, 8401702925]

約数ペア:

[(1, 8401702925), (5, 1680340585), (7, 1200243275), (11, 763791175), (25, 336068117), (31, 271022675), (35, 240048655), (49, 171463325), (55, 152758235), (77, 109113025), (155, 54204535), (175, 48009731), (217, 38717525), (245, 34292665), (275, 30551647), (341, 24638425), (385, 21822605), (539, 15587575), (775, 10840907), (1085, 7743505), (1225, 6858533), (1519, 5531075), (1705, 4927685), (1925, 4364521), (2387, 3519775), (2695, 3117515), (5425, 1548701), (7595, 1106215), (8525, 985537), (11935, 703955), (13475, 623503), (16709, 502825), (20113, 417725), (37975, 221243), (59675, 140791), (83545, 100565)]