12730300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 30748032

約数和(自身を除く): 18017732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 163, 220, 275, 284, 326, 355, 550, 652, 710, 781, 815, 1100, 1420, 1562, 1630, 1775, 1793, 3124, 3260, 3550, 3586, 3905, 4075, 7100, 7172, 7810, 8150, 8965, 11573, 15620, 16300, 17930, 19525, 23146, 35860, 39050, 44825, 46292, 57865, 78100, 89650, 115730, 127303, 179300, 231460, 254606, 289325, 509212, 578650, 636515, 1157300, 1273030, 2546060, 3182575, 6365150, 12730300]

約数ペア:

[(1, 12730300), (2, 6365150), (4, 3182575), (5, 2546060), (10, 1273030), (11, 1157300), (20, 636515), (22, 578650), (25, 509212), (44, 289325), (50, 254606), (55, 231460), (71, 179300), (100, 127303), (110, 115730), (142, 89650), (163, 78100), (220, 57865), (275, 46292), (284, 44825), (326, 39050), (355, 35860), (550, 23146), (652, 19525), (710, 17930), (781, 16300), (815, 15620), (1100, 11573), (1420, 8965), (1562, 8150), (1630, 7810), (1775, 7172), (1793, 7100), (3124, 4075), (3260, 3905), (3550, 3586)]