85149640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 203112000

約数和(自身を除く): 117962360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 619, 724, 760, 905, 1238, 1448, 1810, 2476, 3095, 3439, 3620, 4952, 6190, 6878, 7240, 11761, 12380, 13756, 17195, 23522, 24760, 27512, 34390, 47044, 58805, 68780, 94088, 112039, 117610, 137560, 224078, 235220, 448156, 470440, 560195, 896312, 1120390, 2128741, 2240780, 4257482, 4481560, 8514964, 10643705, 17029928, 21287410, 42574820, 85149640]

約数ペア:

[(1, 85149640), (2, 42574820), (4, 21287410), (5, 17029928), (8, 10643705), (10, 8514964), (19, 4481560), (20, 4257482), (38, 2240780), (40, 2128741), (76, 1120390), (95, 896312), (152, 560195), (181, 470440), (190, 448156), (362, 235220), (380, 224078), (619, 137560), (724, 117610), (760, 112039), (905, 94088), (1238, 68780), (1448, 58805), (1810, 47044), (2476, 34390), (3095, 27512), (3439, 24760), (3620, 23522), (4952, 17195), (6190, 13756), (6878, 12380), (7240, 11761)]