28487100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{353}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 82963440

約数和(自身を除く): 54476340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 269, 300, 353, 538, 706, 807, 1059, 1076, 1345, 1412, 1614, 1765, 2118, 2690, 3228, 3530, 4035, 4236, 5295, 5380, 6725, 7060, 8070, 8825, 10590, 13450, 16140, 17650, 20175, 21180, 26475, 26900, 35300, 40350, 52950, 80700, 94957, 105900, 189914, 284871, 379828, 474785, 569742, 949570, 1139484, 1424355, 1899140, 2373925, 2848710, 4747850, 5697420, 7121775, 9495700, 14243550, 28487100]

約数ペア:

[(1, 28487100), (2, 14243550), (3, 9495700), (4, 7121775), (5, 5697420), (6, 4747850), (10, 2848710), (12, 2373925), (15, 1899140), (20, 1424355), (25, 1139484), (30, 949570), (50, 569742), (60, 474785), (75, 379828), (100, 284871), (150, 189914), (269, 105900), (300, 94957), (353, 80700), (538, 52950), (706, 40350), (807, 35300), (1059, 26900), (1076, 26475), (1345, 21180), (1412, 20175), (1614, 17650), (1765, 16140), (2118, 13450), (2690, 10590), (3228, 8825), (3530, 8070), (4035, 7060), (4236, 6725), (5295, 5380)]