25978890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:436

約数の個数: 128

約数和(自身を含む): 79626240

約数和(自身を除く): 53647350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 30, 34, 35, 38, 42, 51, 57, 70, 85, 95, 102, 105, 114, 119, 133, 170, 190, 210, 238, 255, 266, 285, 323, 357, 383, 399, 510, 570, 595, 646, 665, 714, 766, 798, 969, 1149, 1190, 1330, 1615, 1785, 1915, 1938, 1995, 2261, 2298, 2681, 3230, 3570, 3830, 3990, 4522, 4845, 5362, 5745, 6511, 6783, 7277, 8043, 9690, 11305, 11490, 13022, 13405, 13566, 14554, 16086, 19533, 21831, 22610, 26810, 32555, 33915, 36385, 39066, 40215, 43662, 45577, 50939, 65110, 67830, 72770, 80430, 91154, 97665, 101878, 109155, 123709, 136731, 152817, 195330, 218310, 227885, 247418, 254695, 273462, 305634, 371127, 455770, 509390, 618545, 683655, 742254, 764085, 865963, 1237090, 1367310, 1528170, 1731926, 1855635, 2597889, 3711270, 4329815, 5195778, 8659630, 12989445, 25978890]

約数ペア:

[(1, 25978890), (2, 12989445), (3, 8659630), (5, 5195778), (6, 4329815), (7, 3711270), (10, 2597889), (14, 1855635), (15, 1731926), (17, 1528170), (19, 1367310), (21, 1237090), (30, 865963), (34, 764085), (35, 742254), (38, 683655), (42, 618545), (51, 509390), (57, 455770), (70, 371127), (85, 305634), (95, 273462), (102, 254695), (105, 247418), (114, 227885), (119, 218310), (133, 195330), (170, 152817), (190, 136731), (210, 123709), (238, 109155), (255, 101878), (266, 97665), (285, 91154), (323, 80430), (357, 72770), (383, 67830), (399, 65110), (510, 50939), (570, 45577), (595, 43662), (646, 40215), (665, 39066), (714, 36385), (766, 33915), (798, 32555), (969, 26810), (1149, 22610), (1190, 21831), (1330, 19533), (1615, 16086), (1785, 14554), (1915, 13566), (1938, 13405), (1995, 13022), (2261, 11490), (2298, 11305), (2681, 9690), (3230, 8043), (3570, 7277), (3830, 6783), (3990, 6511), (4522, 5745), (4845, 5362)]