205373090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 456503040

約数和(自身を除く): 251129950

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 67, 73, 85, 95, 130, 134, 146, 170, 190, 221, 247, 323, 335, 365, 442, 494, 646, 670, 730, 871, 949, 1105, 1139, 1235, 1241, 1273, 1387, 1615, 1742, 1898, 2210, 2278, 2470, 2482, 2546, 2774, 3230, 4199, 4355, 4745, 4891, 5695, 6205, 6365, 6935, 8398, 8710, 9490, 9782, 11390, 12410, 12730, 13870, 14807, 16133, 16549, 18031, 20995, 21641, 23579, 24455, 29614, 32266, 33098, 36062, 41990, 43282, 47158, 48910, 63583, 74035, 80665, 82745, 83147, 90155, 92929, 108205, 117895, 127166, 148070, 161330, 165490, 166294, 180310, 185858, 216410, 235790, 281333, 306527, 317915, 415735, 464645, 562666, 613054, 635830, 831470, 929290, 1080911, 1208077, 1406665, 1532635, 1579793, 2161822, 2416154, 2813330, 3065270, 3159586, 5404555, 6040385, 7898965, 10809110, 12080770, 15797930, 20537309, 41074618, 102686545, 205373090]

約数ペア:

[(1, 205373090), (2, 102686545), (5, 41074618), (10, 20537309), (13, 15797930), (17, 12080770), (19, 10809110), (26, 7898965), (34, 6040385), (38, 5404555), (65, 3159586), (67, 3065270), (73, 2813330), (85, 2416154), (95, 2161822), (130, 1579793), (134, 1532635), (146, 1406665), (170, 1208077), (190, 1080911), (221, 929290), (247, 831470), (323, 635830), (335, 613054), (365, 562666), (442, 464645), (494, 415735), (646, 317915), (670, 306527), (730, 281333), (871, 235790), (949, 216410), (1105, 185858), (1139, 180310), (1235, 166294), (1241, 165490), (1273, 161330), (1387, 148070), (1615, 127166), (1742, 117895), (1898, 108205), (2210, 92929), (2278, 90155), (2470, 83147), (2482, 82745), (2546, 80665), (2774, 74035), (3230, 63583), (4199, 48910), (4355, 47158), (4745, 43282), (4891, 41990), (5695, 36062), (6205, 33098), (6365, 32266), (6935, 29614), (8398, 24455), (8710, 23579), (9490, 21641), (9782, 20995), (11390, 18031), (12410, 16549), (12730, 16133), (13870, 14807)]