80004720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19609}}^1$

素因数の和:19642

約数の個数: 80

約数和(自身を含む): 262617120

約数和(自身を除く): 182612400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19609, 39218, 58827, 78436, 98045, 117654, 156872, 196090, 235308, 294135, 313744, 333353, 392180, 470616, 588270, 666706, 784360, 941232, 1000059, 1176540, 1333412, 1568720, 1666765, 2000118, 2353080, 2666824, 3333530, 4000236, 4706160, 5000295, 5333648, 6667060, 8000472, 10000590, 13334120, 16000944, 20001180, 26668240, 40002360, 80004720]

約数ペア:

[(1, 80004720), (2, 40002360), (3, 26668240), (4, 20001180), (5, 16000944), (6, 13334120), (8, 10000590), (10, 8000472), (12, 6667060), (15, 5333648), (16, 5000295), (17, 4706160), (20, 4000236), (24, 3333530), (30, 2666824), (34, 2353080), (40, 2000118), (48, 1666765), (51, 1568720), (60, 1333412), (68, 1176540), (80, 1000059), (85, 941232), (102, 784360), (120, 666706), (136, 588270), (170, 470616), (204, 392180), (240, 333353), (255, 313744), (272, 294135), (340, 235308), (408, 196090), (510, 156872), (680, 117654), (816, 98045), (1020, 78436), (1360, 58827), (2040, 39218), (4080, 19609)]