51145020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 162339408

約数和(自身を除く): 111194388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 131, 135, 162, 180, 241, 262, 270, 324, 393, 405, 482, 524, 540, 655, 723, 786, 810, 964, 1179, 1205, 1310, 1446, 1572, 1620, 1965, 2169, 2358, 2410, 2620, 2892, 3537, 3615, 3930, 4338, 4716, 4820, 5895, 6507, 7074, 7230, 7860, 8676, 10611, 10845, 11790, 13014, 14148, 14460, 17685, 19521, 21222, 21690, 23580, 26028, 31571, 32535, 35370, 39042, 42444, 43380, 53055, 63142, 65070, 70740, 78084, 94713, 97605, 106110, 126284, 130140, 157855, 189426, 195210, 212220, 284139, 315710, 378852, 390420, 473565, 568278, 631420, 852417, 947130, 1136556, 1420695, 1704834, 1894260, 2557251, 2841390, 3409668, 4262085, 5114502, 5682780, 8524170, 10229004, 12786255, 17048340, 25572510, 51145020]

約数ペア:

[(1, 51145020), (2, 25572510), (3, 17048340), (4, 12786255), (5, 10229004), (6, 8524170), (9, 5682780), (10, 5114502), (12, 4262085), (15, 3409668), (18, 2841390), (20, 2557251), (27, 1894260), (30, 1704834), (36, 1420695), (45, 1136556), (54, 947130), (60, 852417), (81, 631420), (90, 568278), (108, 473565), (131, 390420), (135, 378852), (162, 315710), (180, 284139), (241, 212220), (262, 195210), (270, 189426), (324, 157855), (393, 130140), (405, 126284), (482, 106110), (524, 97605), (540, 94713), (655, 78084), (723, 70740), (786, 65070), (810, 63142), (964, 53055), (1179, 43380), (1205, 42444), (1310, 39042), (1446, 35370), (1572, 32535), (1620, 31571), (1965, 26028), (2169, 23580), (2358, 21690), (2410, 21222), (2620, 19521), (2892, 17685), (3537, 14460), (3615, 14148), (3930, 13014), (4338, 11790), (4716, 10845), (4820, 10611), (5895, 8676), (6507, 7860), (7074, 7230)]