82218200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 200880000

約数和(自身を除く): 118661800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 89, 100, 124, 149, 155, 178, 200, 248, 298, 310, 356, 445, 596, 620, 712, 745, 775, 890, 1192, 1240, 1490, 1550, 1780, 2225, 2759, 2980, 3100, 3560, 3725, 4450, 4619, 5518, 5960, 6200, 7450, 8900, 9238, 11036, 13261, 13795, 14900, 17800, 18476, 22072, 23095, 26522, 27590, 29800, 36952, 46190, 53044, 55180, 66305, 68975, 92380, 106088, 110360, 115475, 132610, 137950, 184760, 230950, 265220, 275900, 331525, 411091, 461900, 530440, 551800, 663050, 822182, 923800, 1326100, 1644364, 2055455, 2652200, 3288728, 4110910, 8221820, 10277275, 16443640, 20554550, 41109100, 82218200]

約数ペア:

[(1, 82218200), (2, 41109100), (4, 20554550), (5, 16443640), (8, 10277275), (10, 8221820), (20, 4110910), (25, 3288728), (31, 2652200), (40, 2055455), (50, 1644364), (62, 1326100), (89, 923800), (100, 822182), (124, 663050), (149, 551800), (155, 530440), (178, 461900), (200, 411091), (248, 331525), (298, 275900), (310, 265220), (356, 230950), (445, 184760), (596, 137950), (620, 132610), (712, 115475), (745, 110360), (775, 106088), (890, 92380), (1192, 68975), (1240, 66305), (1490, 55180), (1550, 53044), (1780, 46190), (2225, 36952), (2759, 29800), (2980, 27590), (3100, 26522), (3560, 23095), (3725, 22072), (4450, 18476), (4619, 17800), (5518, 14900), (5960, 13795), (6200, 13261), (7450, 11036), (8900, 9238)]