130901680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17981}}^1$

素因数の和:18014

約数の個数: 80

約数和(自身を含む): 374601024

約数和(自身を除く): 243699344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 17981, 35962, 71924, 89905, 125867, 143848, 179810, 233753, 251734, 287696, 359620, 467506, 503468, 629335, 719240, 935012, 1006936, 1168765, 1258670, 1438480, 1636271, 1870024, 2013872, 2337530, 2517340, 3272542, 3740048, 4675060, 5034680, 6545084, 8181355, 9350120, 10069360, 13090168, 16362710, 18700240, 26180336, 32725420, 65450840, 130901680]

約数ペア:

[(1, 130901680), (2, 65450840), (4, 32725420), (5, 26180336), (7, 18700240), (8, 16362710), (10, 13090168), (13, 10069360), (14, 9350120), (16, 8181355), (20, 6545084), (26, 5034680), (28, 4675060), (35, 3740048), (40, 3272542), (52, 2517340), (56, 2337530), (65, 2013872), (70, 1870024), (80, 1636271), (91, 1438480), (104, 1258670), (112, 1168765), (130, 1006936), (140, 935012), (182, 719240), (208, 629335), (260, 503468), (280, 467506), (364, 359620), (455, 287696), (520, 251734), (560, 233753), (728, 179810), (910, 143848), (1040, 125867), (1456, 89905), (1820, 71924), (3640, 35962), (7280, 17981)]