51645150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 151289424

約数和(自身を除く): 99644274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 43, 45, 50, 51, 75, 85, 86, 90, 102, 129, 150, 153, 157, 170, 215, 225, 255, 258, 306, 314, 387, 425, 430, 450, 471, 510, 645, 731, 765, 774, 785, 850, 942, 1075, 1275, 1290, 1413, 1462, 1530, 1570, 1935, 2150, 2193, 2355, 2550, 2669, 2826, 3225, 3655, 3825, 3870, 3925, 4386, 4710, 5338, 6450, 6579, 6751, 7065, 7310, 7650, 7850, 8007, 9675, 10965, 11775, 13158, 13345, 13502, 14130, 16014, 18275, 19350, 20253, 21930, 23550, 24021, 26690, 32895, 33755, 35325, 36550, 40035, 40506, 48042, 54825, 60759, 65790, 66725, 67510, 70650, 80070, 101265, 109650, 114767, 120105, 121518, 133450, 164475, 168775, 200175, 202530, 229534, 240210, 303795, 328950, 337550, 344301, 400350, 506325, 573835, 600525, 607590, 688602, 1012650, 1032903, 1147670, 1201050, 1518975, 1721505, 2065806, 2869175, 3037950, 3443010, 5164515, 5738350, 8607525, 10329030, 17215050, 25822575, 51645150]

約数ペア:

[(1, 51645150), (2, 25822575), (3, 17215050), (5, 10329030), (6, 8607525), (9, 5738350), (10, 5164515), (15, 3443010), (17, 3037950), (18, 2869175), (25, 2065806), (30, 1721505), (34, 1518975), (43, 1201050), (45, 1147670), (50, 1032903), (51, 1012650), (75, 688602), (85, 607590), (86, 600525), (90, 573835), (102, 506325), (129, 400350), (150, 344301), (153, 337550), (157, 328950), (170, 303795), (215, 240210), (225, 229534), (255, 202530), (258, 200175), (306, 168775), (314, 164475), (387, 133450), (425, 121518), (430, 120105), (450, 114767), (471, 109650), (510, 101265), (645, 80070), (731, 70650), (765, 67510), (774, 66725), (785, 65790), (850, 60759), (942, 54825), (1075, 48042), (1275, 40506), (1290, 40035), (1413, 36550), (1462, 35325), (1530, 33755), (1570, 32895), (1935, 26690), (2150, 24021), (2193, 23550), (2355, 21930), (2550, 20253), (2669, 19350), (2826, 18275), (3225, 16014), (3655, 14130), (3825, 13502), (3870, 13345), (3925, 13158), (4386, 11775), (4710, 10965), (5338, 9675), (6450, 8007), (6579, 7850), (6751, 7650), (7065, 7310)]