399367001075

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{1439}}^1$

素因数の和:1821

約数の個数: 96

約数和(自身を含む): 581619916800

約数和(自身を除く): 182252915725

約数列:

[1, 5, 7, 25, 35, 89, 103, 173, 175, 445, 515, 623, 721, 865, 1211, 1439, 2225, 2575, 3115, 3605, 4325, 6055, 7195, 9167, 10073, 15397, 15575, 17819, 18025, 30275, 35975, 45835, 50365, 64169, 76985, 89095, 107779, 124733, 128071, 148217, 229175, 248947, 251825, 320845, 384925, 445475, 538895, 623665, 640355, 741085, 896497, 1037519, 1244735, 1585891, 1604225, 1742629, 2694475, 3118325, 3201775, 3705425, 4482485, 5187595, 6223675, 7929455, 8713145, 11101237, 13191313, 22156283, 22412425, 25641541, 25937975, 39647275, 43565725, 55506185, 65956565, 92339191, 110781415, 128207705, 155093981, 179490787, 277530925, 329782825, 461695955, 553907075, 641038525, 775469905, 897453935, 2282097149, 2308479775, 3877349525, 4487269675, 11410485745, 15974680043, 57052428725, 79873400215, 399367001075]

約数ペア:

[(1, 399367001075), (5, 79873400215), (7, 57052428725), (25, 15974680043), (35, 11410485745), (89, 4487269675), (103, 3877349525), (173, 2308479775), (175, 2282097149), (445, 897453935), (515, 775469905), (623, 641038525), (721, 553907075), (865, 461695955), (1211, 329782825), (1439, 277530925), (2225, 179490787), (2575, 155093981), (3115, 128207705), (3605, 110781415), (4325, 92339191), (6055, 65956565), (7195, 55506185), (9167, 43565725), (10073, 39647275), (15397, 25937975), (15575, 25641541), (17819, 22412425), (18025, 22156283), (30275, 13191313), (35975, 11101237), (45835, 8713145), (50365, 7929455), (64169, 6223675), (76985, 5187595), (89095, 4482485), (107779, 3705425), (124733, 3201775), (128071, 3118325), (148217, 2694475), (229175, 1742629), (248947, 1604225), (251825, 1585891), (320845, 1244735), (384925, 1037519), (445475, 896497), (538895, 741085), (623665, 640355)]