190993790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 387459072

約数和(自身を除く): 196465282

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 83, 130, 155, 166, 310, 403, 415, 571, 806, 830, 1079, 1142, 2015, 2158, 2573, 2855, 4030, 5146, 5395, 5710, 7423, 10790, 12865, 14846, 17701, 25730, 33449, 35402, 37115, 47393, 66898, 74230, 88505, 94786, 167245, 177010, 230113, 236965, 334490, 460226, 473930, 616109, 1150565, 1232218, 1469183, 2301130, 2938366, 3080545, 6161090, 7345915, 14691830, 19099379, 38198758, 95496895, 190993790]

約数ペア:

[(1, 190993790), (2, 95496895), (5, 38198758), (10, 19099379), (13, 14691830), (26, 7345915), (31, 6161090), (62, 3080545), (65, 2938366), (83, 2301130), (130, 1469183), (155, 1232218), (166, 1150565), (310, 616109), (403, 473930), (415, 460226), (571, 334490), (806, 236965), (830, 230113), (1079, 177010), (1142, 167245), (2015, 94786), (2158, 88505), (2573, 74230), (2855, 66898), (4030, 47393), (5146, 37115), (5395, 35402), (5710, 33449), (7423, 25730), (10790, 17701), (12865, 14846)]