99798920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 257402880

約数和(自身を除く): 157603960

約数列:

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

約数ペア:

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