25487820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 82162080

約数和(自身を除く): 56674260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 43, 45, 60, 74, 86, 89, 90, 111, 129, 148, 172, 178, 180, 185, 215, 222, 258, 267, 333, 356, 370, 387, 430, 444, 445, 516, 534, 555, 645, 666, 740, 774, 801, 860, 890, 1068, 1110, 1290, 1332, 1335, 1548, 1591, 1602, 1665, 1780, 1935, 2220, 2580, 2670, 3182, 3204, 3293, 3330, 3827, 3870, 4005, 4773, 5340, 6364, 6586, 6660, 7654, 7740, 7955, 8010, 9546, 9879, 11481, 13172, 14319, 15308, 15910, 16020, 16465, 19092, 19135, 19758, 22962, 23865, 28638, 29637, 31820, 32930, 34443, 38270, 39516, 45924, 47730, 49395, 57276, 57405, 59274, 65860, 68886, 71595, 76540, 95460, 98790, 114810, 118548, 137772, 141599, 143190, 148185, 172215, 197580, 229620, 283198, 286380, 296370, 344430, 424797, 566396, 592740, 688860, 707995, 849594, 1274391, 1415990, 1699188, 2123985, 2548782, 2831980, 4247970, 5097564, 6371955, 8495940, 12743910, 25487820]

約数ペア:

[(1, 25487820), (2, 12743910), (3, 8495940), (4, 6371955), (5, 5097564), (6, 4247970), (9, 2831980), (10, 2548782), (12, 2123985), (15, 1699188), (18, 1415990), (20, 1274391), (30, 849594), (36, 707995), (37, 688860), (43, 592740), (45, 566396), (60, 424797), (74, 344430), (86, 296370), (89, 286380), (90, 283198), (111, 229620), (129, 197580), (148, 172215), (172, 148185), (178, 143190), (180, 141599), (185, 137772), (215, 118548), (222, 114810), (258, 98790), (267, 95460), (333, 76540), (356, 71595), (370, 68886), (387, 65860), (430, 59274), (444, 57405), (445, 57276), (516, 49395), (534, 47730), (555, 45924), (645, 39516), (666, 38270), (740, 34443), (774, 32930), (801, 31820), (860, 29637), (890, 28638), (1068, 23865), (1110, 22962), (1290, 19758), (1332, 19135), (1335, 19092), (1548, 16465), (1591, 16020), (1602, 15910), (1665, 15308), (1780, 14319), (1935, 13172), (2220, 11481), (2580, 9879), (2670, 9546), (3182, 8010), (3204, 7955), (3293, 7740), (3330, 7654), (3827, 6660), (3870, 6586), (4005, 6364), (4773, 5340)]