49202780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 120960000

約数和(自身を除く): 71757220

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 79, 95, 110, 149, 158, 190, 209, 220, 298, 316, 380, 395, 418, 596, 745, 790, 836, 869, 1045, 1490, 1501, 1580, 1639, 1738, 2090, 2831, 2980, 3002, 3278, 3476, 4180, 4345, 5662, 6004, 6556, 7505, 8195, 8690, 11324, 11771, 14155, 15010, 16390, 16511, 17380, 23542, 28310, 30020, 31141, 32780, 33022, 47084, 56620, 58855, 62282, 66044, 82555, 117710, 124564, 129481, 155705, 165110, 223649, 235420, 258962, 311410, 330220, 447298, 517924, 622820, 647405, 894596, 1118245, 1294810, 2236490, 2460139, 2589620, 4472980, 4920278, 9840556, 12300695, 24601390, 49202780]

約数ペア:

[(1, 49202780), (2, 24601390), (4, 12300695), (5, 9840556), (10, 4920278), (11, 4472980), (19, 2589620), (20, 2460139), (22, 2236490), (38, 1294810), (44, 1118245), (55, 894596), (76, 647405), (79, 622820), (95, 517924), (110, 447298), (149, 330220), (158, 311410), (190, 258962), (209, 235420), (220, 223649), (298, 165110), (316, 155705), (380, 129481), (395, 124564), (418, 117710), (596, 82555), (745, 66044), (790, 62282), (836, 58855), (869, 56620), (1045, 47084), (1490, 33022), (1501, 32780), (1580, 31141), (1639, 30020), (1738, 28310), (2090, 23542), (2831, 17380), (2980, 16511), (3002, 16390), (3278, 15010), (3476, 14155), (4180, 11771), (4345, 11324), (5662, 8690), (6004, 8195), (6556, 7505)]