20001476775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{72019}}^1$

素因数の和:72085

約数の個数: 72

約数和(自身を含む): 39508443520

約数和(自身を除く): 19506966745

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 161, 175, 345, 483, 525, 529, 575, 805, 1587, 1725, 2415, 2645, 3703, 4025, 7935, 11109, 12075, 13225, 18515, 39675, 55545, 72019, 92575, 216057, 277725, 360095, 504133, 1080285, 1512399, 1656437, 1800475, 2520665, 4969311, 5401425, 7561995, 8282185, 11595059, 12603325, 24846555, 34785177, 37809975, 38098051, 41410925, 57975295, 114294153, 124232775, 173925885, 190490255, 266686357, 289876475, 571470765, 800059071, 869629425, 952451275, 1333431785, 2857353825, 4000295355, 6667158925, 20001476775]

約数ペア:

[(1, 20001476775), (3, 6667158925), (5, 4000295355), (7, 2857353825), (15, 1333431785), (21, 952451275), (23, 869629425), (25, 800059071), (35, 571470765), (69, 289876475), (75, 266686357), (105, 190490255), (115, 173925885), (161, 124232775), (175, 114294153), (345, 57975295), (483, 41410925), (525, 38098051), (529, 37809975), (575, 34785177), (805, 24846555), (1587, 12603325), (1725, 11595059), (2415, 8282185), (2645, 7561995), (3703, 5401425), (4025, 4969311), (7935, 2520665), (11109, 1800475), (12075, 1656437), (13225, 1512399), (18515, 1080285), (39675, 504133), (55545, 360095), (72019, 277725), (92575, 216057)]