208152080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3733}}^1$

素因数の和:3804

約数の個数: 80

約数和(自身を含む): 525060144

約数和(自身を除く): 316908064

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 3733, 5576, 6970, 7466, 11152, 13940, 14932, 18665, 27880, 29864, 37330, 55760, 59728, 63461, 74660, 126922, 149320, 153053, 253844, 298640, 306106, 317305, 507688, 612212, 634610, 765265, 1015376, 1224424, 1269220, 1530530, 2448848, 2538440, 2601901, 3061060, 5076880, 5203802, 6122120, 10407604, 12244240, 13009505, 20815208, 26019010, 41630416, 52038020, 104076040, 208152080]

約数ペア:

[(1, 208152080), (2, 104076040), (4, 52038020), (5, 41630416), (8, 26019010), (10, 20815208), (16, 13009505), (17, 12244240), (20, 10407604), (34, 6122120), (40, 5203802), (41, 5076880), (68, 3061060), (80, 2601901), (82, 2538440), (85, 2448848), (136, 1530530), (164, 1269220), (170, 1224424), (205, 1015376), (272, 765265), (328, 634610), (340, 612212), (410, 507688), (656, 317305), (680, 306106), (697, 298640), (820, 253844), (1360, 153053), (1394, 149320), (1640, 126922), (2788, 74660), (3280, 63461), (3485, 59728), (3733, 55760), (5576, 37330), (6970, 29864), (7466, 27880), (11152, 18665), (13940, 14932)]