91871360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{20507}}^1$

素因数の和:20533

約数の個数: 64

約数和(自身を含む): 251017920

約数和(自身を除く): 159146560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 20507, 41014, 82028, 102535, 143549, 164056, 205070, 287098, 328112, 410140, 574196, 656224, 717745, 820280, 1148392, 1312448, 1435490, 1640560, 2296784, 2624896, 2870980, 3281120, 4593568, 5741960, 6562240, 9187136, 11483920, 13124480, 18374272, 22967840, 45935680, 91871360]

約数ペア:

[(1, 91871360), (2, 45935680), (4, 22967840), (5, 18374272), (7, 13124480), (8, 11483920), (10, 9187136), (14, 6562240), (16, 5741960), (20, 4593568), (28, 3281120), (32, 2870980), (35, 2624896), (40, 2296784), (56, 1640560), (64, 1435490), (70, 1312448), (80, 1148392), (112, 820280), (128, 717745), (140, 656224), (160, 574196), (224, 410140), (280, 328112), (320, 287098), (448, 205070), (560, 164056), (640, 143549), (896, 102535), (1120, 82028), (2240, 41014), (4480, 20507)]