73411720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 173053440

約数和(自身を除く): 99641720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 811, 1240, 1460, 1622, 2263, 2920, 3244, 4055, 4526, 6488, 8110, 9052, 11315, 16220, 18104, 22630, 25141, 32440, 45260, 50282, 59203, 90520, 100564, 118406, 125705, 201128, 236812, 251410, 296015, 473624, 502820, 592030, 1005640, 1184060, 1835293, 2368120, 3670586, 7341172, 9176465, 14682344, 18352930, 36705860, 73411720]

約数ペア:

[(1, 73411720), (2, 36705860), (4, 18352930), (5, 14682344), (8, 9176465), (10, 7341172), (20, 3670586), (31, 2368120), (40, 1835293), (62, 1184060), (73, 1005640), (124, 592030), (146, 502820), (155, 473624), (248, 296015), (292, 251410), (310, 236812), (365, 201128), (584, 125705), (620, 118406), (730, 100564), (811, 90520), (1240, 59203), (1460, 50282), (1622, 45260), (2263, 32440), (2920, 25141), (3244, 22630), (4055, 18104), (4526, 16220), (6488, 11315), (8110, 9052)]