156740761840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{152081}}^1$

素因数の和:153098

約数の個数: 80

約数和(自身を含む): 392853355776

約数和(自身を除く): 236112593936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 991, 1040, 1982, 3964, 4955, 7928, 9910, 12883, 15856, 19820, 25766, 39640, 51532, 64415, 79280, 103064, 128830, 152081, 206128, 257660, 304162, 515320, 608324, 760405, 1030640, 1216648, 1520810, 1977053, 2433296, 3041620, 3954106, 6083240, 7908212, 9885265, 12166480, 15816424, 19770530, 31632848, 39541060, 79082120, 150712271, 158164240, 301424542, 602849084, 753561355, 1205698168, 1507122710, 1959259523, 2411396336, 3014245420, 3918519046, 6028490840, 7837038092, 9796297615, 12056981680, 15674076184, 19592595230, 31348152368, 39185190460, 78370380920, 156740761840]

約数ペア:

[(1, 156740761840), (2, 78370380920), (4, 39185190460), (5, 31348152368), (8, 19592595230), (10, 15674076184), (13, 12056981680), (16, 9796297615), (20, 7837038092), (26, 6028490840), (40, 3918519046), (52, 3014245420), (65, 2411396336), (80, 1959259523), (104, 1507122710), (130, 1205698168), (208, 753561355), (260, 602849084), (520, 301424542), (991, 158164240), (1040, 150712271), (1982, 79082120), (3964, 39541060), (4955, 31632848), (7928, 19770530), (9910, 15816424), (12883, 12166480), (15856, 9885265), (19820, 7908212), (25766, 6083240), (39640, 3954106), (51532, 3041620), (64415, 2433296), (79280, 1977053), (103064, 1520810), (128830, 1216648), (152081, 1030640), (206128, 760405), (257660, 608324), (304162, 515320)]