74925740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 172463760

約数和(自身を除く): 97538020

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 73, 74, 76, 95, 146, 148, 185, 190, 292, 365, 370, 380, 703, 730, 740, 1387, 1406, 1460, 2701, 2774, 2812, 3515, 5329, 5402, 5548, 6935, 7030, 10658, 10804, 13505, 13870, 14060, 21316, 26645, 27010, 27740, 51319, 53290, 54020, 101251, 102638, 106580, 197173, 202502, 205276, 256595, 394346, 405004, 506255, 513190, 788692, 985865, 1012510, 1026380, 1971730, 2025020, 3746287, 3943460, 7492574, 14985148, 18731435, 37462870, 74925740]

約数ペア:

[(1, 74925740), (2, 37462870), (4, 18731435), (5, 14985148), (10, 7492574), (19, 3943460), (20, 3746287), (37, 2025020), (38, 1971730), (73, 1026380), (74, 1012510), (76, 985865), (95, 788692), (146, 513190), (148, 506255), (185, 405004), (190, 394346), (292, 256595), (365, 205276), (370, 202502), (380, 197173), (703, 106580), (730, 102638), (740, 101251), (1387, 54020), (1406, 53290), (1460, 51319), (2701, 27740), (2774, 27010), (2812, 26645), (3515, 21316), (5329, 14060), (5402, 13870), (5548, 13505), (6935, 10804), (7030, 10658)]