72289520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 175798272

約数和(自身を除く): 103508752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 283, 310, 412, 496, 515, 566, 620, 824, 1030, 1132, 1240, 1415, 1648, 2060, 2264, 2480, 2830, 3193, 4120, 4528, 5660, 6386, 8240, 8773, 11320, 12772, 15965, 17546, 22640, 25544, 29149, 31930, 35092, 43865, 51088, 58298, 63860, 70184, 87730, 116596, 127720, 140368, 145745, 175460, 233192, 255440, 291490, 350920, 466384, 582980, 701840, 903619, 1165960, 1807238, 2331920, 3614476, 4518095, 7228952, 9036190, 14457904, 18072380, 36144760, 72289520]

約数ペア:

[(1, 72289520), (2, 36144760), (4, 18072380), (5, 14457904), (8, 9036190), (10, 7228952), (16, 4518095), (20, 3614476), (31, 2331920), (40, 1807238), (62, 1165960), (80, 903619), (103, 701840), (124, 582980), (155, 466384), (206, 350920), (248, 291490), (283, 255440), (310, 233192), (412, 175460), (496, 145745), (515, 140368), (566, 127720), (620, 116596), (824, 87730), (1030, 70184), (1132, 63860), (1240, 58298), (1415, 51088), (1648, 43865), (2060, 35092), (2264, 31930), (2480, 29149), (2830, 25544), (3193, 22640), (4120, 17546), (4528, 15965), (5660, 12772), (6386, 11320), (8240, 8773)]