51995370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 151142400

約数和(自身を除く): 99147030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 49, 62, 70, 93, 98, 105, 147, 155, 163, 186, 210, 217, 245, 294, 310, 326, 343, 434, 465, 489, 490, 651, 686, 735, 815, 930, 978, 1029, 1085, 1141, 1302, 1470, 1519, 1630, 1715, 2058, 2170, 2282, 2445, 3038, 3255, 3423, 3430, 4557, 4890, 5053, 5145, 5705, 6510, 6846, 7595, 7987, 9114, 10106, 10290, 10633, 11410, 15159, 15190, 15974, 17115, 21266, 22785, 23961, 25265, 30318, 31899, 34230, 35371, 39935, 45570, 47922, 50530, 53165, 55909, 63798, 70742, 75795, 79870, 106113, 106330, 111818, 119805, 151590, 159495, 167727, 176855, 212226, 239610, 247597, 279545, 318990, 335454, 353710, 495194, 530565, 559090, 742791, 838635, 1061130, 1237985, 1485582, 1677270, 1733179, 2475970, 3466358, 3713955, 5199537, 7427910, 8665895, 10399074, 17331790, 25997685, 51995370]

約数ペア:

[(1, 51995370), (2, 25997685), (3, 17331790), (5, 10399074), (6, 8665895), (7, 7427910), (10, 5199537), (14, 3713955), (15, 3466358), (21, 2475970), (30, 1733179), (31, 1677270), (35, 1485582), (42, 1237985), (49, 1061130), (62, 838635), (70, 742791), (93, 559090), (98, 530565), (105, 495194), (147, 353710), (155, 335454), (163, 318990), (186, 279545), (210, 247597), (217, 239610), (245, 212226), (294, 176855), (310, 167727), (326, 159495), (343, 151590), (434, 119805), (465, 111818), (489, 106330), (490, 106113), (651, 79870), (686, 75795), (735, 70742), (815, 63798), (930, 55909), (978, 53165), (1029, 50530), (1085, 47922), (1141, 45570), (1302, 39935), (1470, 35371), (1519, 34230), (1630, 31899), (1715, 30318), (2058, 25265), (2170, 23961), (2282, 22785), (2445, 21266), (3038, 17115), (3255, 15974), (3423, 15190), (3430, 15159), (4557, 11410), (4890, 10633), (5053, 10290), (5145, 10106), (5705, 9114), (6510, 7987), (6846, 7595)]