199597840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 160

約数和(自身を含む): 531965952

約数和(自身を除く): 332368112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 41, 52, 62, 65, 80, 82, 104, 124, 130, 151, 155, 164, 205, 208, 248, 260, 302, 310, 328, 403, 410, 496, 520, 533, 604, 620, 656, 755, 806, 820, 1040, 1066, 1208, 1240, 1271, 1510, 1612, 1640, 1963, 2015, 2132, 2416, 2480, 2542, 2665, 3020, 3224, 3280, 3926, 4030, 4264, 4681, 5084, 5330, 6040, 6191, 6355, 6448, 7852, 8060, 8528, 9362, 9815, 10168, 10660, 12080, 12382, 12710, 15704, 16120, 16523, 18724, 19630, 20336, 21320, 23405, 24764, 25420, 30955, 31408, 32240, 33046, 37448, 39260, 42640, 46810, 49528, 50840, 60853, 61910, 66092, 74896, 78520, 80483, 82615, 93620, 99056, 101680, 121706, 123820, 132184, 157040, 160966, 165230, 187240, 191921, 243412, 247640, 264368, 304265, 321932, 330460, 374480, 383842, 402415, 486824, 495280, 608530, 643864, 660920, 767684, 804830, 959605, 973648, 1217060, 1287728, 1321840, 1535368, 1609660, 1919210, 2434120, 2494973, 3070736, 3219320, 3838420, 4868240, 4989946, 6438640, 7676840, 9979892, 12474865, 15353680, 19959784, 24949730, 39919568, 49899460, 99798920, 199597840]

約数ペア:

[(1, 199597840), (2, 99798920), (4, 49899460), (5, 39919568), (8, 24949730), (10, 19959784), (13, 15353680), (16, 12474865), (20, 9979892), (26, 7676840), (31, 6438640), (40, 4989946), (41, 4868240), (52, 3838420), (62, 3219320), (65, 3070736), (80, 2494973), (82, 2434120), (104, 1919210), (124, 1609660), (130, 1535368), (151, 1321840), (155, 1287728), (164, 1217060), (205, 973648), (208, 959605), (248, 804830), (260, 767684), (302, 660920), (310, 643864), (328, 608530), (403, 495280), (410, 486824), (496, 402415), (520, 383842), (533, 374480), (604, 330460), (620, 321932), (656, 304265), (755, 264368), (806, 247640), (820, 243412), (1040, 191921), (1066, 187240), (1208, 165230), (1240, 160966), (1271, 157040), (1510, 132184), (1612, 123820), (1640, 121706), (1963, 101680), (2015, 99056), (2132, 93620), (2416, 82615), (2480, 80483), (2542, 78520), (2665, 74896), (3020, 66092), (3224, 61910), (3280, 60853), (3926, 50840), (4030, 49528), (4264, 46810), (4681, 42640), (5084, 39260), (5330, 37448), (6040, 33046), (6191, 32240), (6355, 31408), (6448, 30955), (7852, 25420), (8060, 24764), (8528, 23405), (9362, 21320), (9815, 20336), (10168, 19630), (10660, 18724), (12080, 16523), (12382, 16120), (12710, 15704)]