49807620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 164284848

約数和(自身を除く): 114477228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 246, 255, 306, 340, 369, 397, 410, 492, 510, 612, 615, 697, 738, 765, 794, 820, 1020, 1191, 1230, 1394, 1476, 1530, 1588, 1845, 1985, 2091, 2382, 2460, 2788, 3060, 3485, 3573, 3690, 3970, 4182, 4764, 5955, 6273, 6749, 6970, 7146, 7380, 7940, 8364, 10455, 11910, 12546, 13498, 13940, 14292, 16277, 17865, 20247, 20910, 23820, 25092, 26996, 31365, 32554, 33745, 35730, 40494, 41820, 48831, 60741, 62730, 65108, 67490, 71460, 80988, 81385, 97662, 101235, 121482, 125460, 134980, 146493, 162770, 195324, 202470, 242964, 244155, 276709, 292986, 303705, 325540, 404940, 488310, 553418, 585972, 607410, 732465, 830127, 976620, 1106836, 1214820, 1383545, 1464930, 1660254, 2490381, 2767090, 2929860, 3320508, 4150635, 4980762, 5534180, 8301270, 9961524, 12451905, 16602540, 24903810, 49807620]

約数ペア:

[(1, 49807620), (2, 24903810), (3, 16602540), (4, 12451905), (5, 9961524), (6, 8301270), (9, 5534180), (10, 4980762), (12, 4150635), (15, 3320508), (17, 2929860), (18, 2767090), (20, 2490381), (30, 1660254), (34, 1464930), (36, 1383545), (41, 1214820), (45, 1106836), (51, 976620), (60, 830127), (68, 732465), (82, 607410), (85, 585972), (90, 553418), (102, 488310), (123, 404940), (153, 325540), (164, 303705), (170, 292986), (180, 276709), (204, 244155), (205, 242964), (246, 202470), (255, 195324), (306, 162770), (340, 146493), (369, 134980), (397, 125460), (410, 121482), (492, 101235), (510, 97662), (612, 81385), (615, 80988), (697, 71460), (738, 67490), (765, 65108), (794, 62730), (820, 60741), (1020, 48831), (1191, 41820), (1230, 40494), (1394, 35730), (1476, 33745), (1530, 32554), (1588, 31365), (1845, 26996), (1985, 25092), (2091, 23820), (2382, 20910), (2460, 20247), (2788, 17865), (3060, 16277), (3485, 14292), (3573, 13940), (3690, 13498), (3970, 12546), (4182, 11910), (4764, 10455), (5955, 8364), (6273, 7940), (6749, 7380), (6970, 7146)]