194389840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 471684096

約数和(自身を除く): 277294256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 310, 412, 496, 515, 620, 761, 824, 1030, 1240, 1522, 1648, 2060, 2480, 3044, 3193, 3805, 4120, 6088, 6386, 7610, 8240, 12176, 12772, 15220, 15965, 23591, 25544, 30440, 31930, 47182, 51088, 60880, 63860, 78383, 94364, 117955, 127720, 156766, 188728, 235910, 255440, 313532, 377456, 391915, 471820, 627064, 783830, 943640, 1254128, 1567660, 1887280, 2429873, 3135320, 4859746, 6270640, 9719492, 12149365, 19438984, 24298730, 38877968, 48597460, 97194920, 194389840]

約数ペア:

[(1, 194389840), (2, 97194920), (4, 48597460), (5, 38877968), (8, 24298730), (10, 19438984), (16, 12149365), (20, 9719492), (31, 6270640), (40, 4859746), (62, 3135320), (80, 2429873), (103, 1887280), (124, 1567660), (155, 1254128), (206, 943640), (248, 783830), (310, 627064), (412, 471820), (496, 391915), (515, 377456), (620, 313532), (761, 255440), (824, 235910), (1030, 188728), (1240, 156766), (1522, 127720), (1648, 117955), (2060, 94364), (2480, 78383), (3044, 63860), (3193, 60880), (3805, 51088), (4120, 47182), (6088, 31930), (6386, 30440), (7610, 25544), (8240, 23591), (12176, 15965), (12772, 15220)]