55205550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:384

約数の個数: 120

約数和(自身を含む): 157451976

約数和(自身を除く): 102246426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 81, 86, 90, 129, 135, 150, 162, 215, 225, 258, 270, 317, 387, 405, 430, 450, 634, 645, 675, 774, 810, 951, 1075, 1161, 1290, 1350, 1585, 1902, 1935, 2025, 2150, 2322, 2853, 3170, 3225, 3483, 3870, 4050, 4755, 5706, 5805, 6450, 6966, 7925, 8559, 9510, 9675, 11610, 13631, 14265, 15850, 17118, 17415, 19350, 23775, 25677, 27262, 28530, 29025, 34830, 40893, 42795, 47550, 51354, 58050, 68155, 71325, 81786, 85590, 87075, 122679, 128385, 136310, 142650, 174150, 204465, 213975, 245358, 256770, 340775, 368037, 408930, 427950, 613395, 641925, 681550, 736074, 1022325, 1104111, 1226790, 1283850, 1840185, 2044650, 2208222, 3066975, 3680370, 5520555, 6133950, 9200925, 11041110, 18401850, 27602775, 55205550]

約数ペア:

[(1, 55205550), (2, 27602775), (3, 18401850), (5, 11041110), (6, 9200925), (9, 6133950), (10, 5520555), (15, 3680370), (18, 3066975), (25, 2208222), (27, 2044650), (30, 1840185), (43, 1283850), (45, 1226790), (50, 1104111), (54, 1022325), (75, 736074), (81, 681550), (86, 641925), (90, 613395), (129, 427950), (135, 408930), (150, 368037), (162, 340775), (215, 256770), (225, 245358), (258, 213975), (270, 204465), (317, 174150), (387, 142650), (405, 136310), (430, 128385), (450, 122679), (634, 87075), (645, 85590), (675, 81786), (774, 71325), (810, 68155), (951, 58050), (1075, 51354), (1161, 47550), (1290, 42795), (1350, 40893), (1585, 34830), (1902, 29025), (1935, 28530), (2025, 27262), (2150, 25677), (2322, 23775), (2853, 19350), (3170, 17415), (3225, 17118), (3483, 15850), (3870, 14265), (4050, 13631), (4755, 11610), (5706, 9675), (5805, 9510), (6450, 8559), (6966, 7925)]