64871320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5021}}^1$

素因数の和:5068

約数の個数: 64

約数和(自身を含む): 162712800

約数和(自身を除く): 97841480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 5021, 6460, 10042, 12920, 20084, 25105, 40168, 50210, 85357, 95399, 100420, 170714, 190798, 200840, 341428, 381596, 426785, 476995, 682856, 763192, 853570, 953990, 1621783, 1707140, 1907980, 3243566, 3414280, 3815960, 6487132, 8108915, 12974264, 16217830, 32435660, 64871320]

約数ペア:

[(1, 64871320), (2, 32435660), (4, 16217830), (5, 12974264), (8, 8108915), (10, 6487132), (17, 3815960), (19, 3414280), (20, 3243566), (34, 1907980), (38, 1707140), (40, 1621783), (68, 953990), (76, 853570), (85, 763192), (95, 682856), (136, 476995), (152, 426785), (170, 381596), (190, 341428), (323, 200840), (340, 190798), (380, 170714), (646, 100420), (680, 95399), (760, 85357), (1292, 50210), (1615, 40168), (2584, 25105), (3230, 20084), (5021, 12920), (6460, 10042)]