53878000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 148561920

約数和(自身を除く): 94683920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 79, 80, 88, 100, 110, 124, 125, 155, 158, 176, 200, 220, 248, 250, 275, 310, 316, 341, 395, 400, 440, 496, 500, 550, 620, 632, 682, 775, 790, 869, 880, 1000, 1100, 1240, 1264, 1364, 1375, 1550, 1580, 1705, 1738, 1975, 2000, 2200, 2449, 2480, 2728, 2750, 3100, 3160, 3410, 3476, 3875, 3950, 4345, 4400, 4898, 5456, 5500, 6200, 6320, 6820, 6952, 7750, 7900, 8525, 8690, 9796, 9875, 11000, 12245, 12400, 13640, 13904, 15500, 15800, 17050, 17380, 19592, 19750, 21725, 22000, 24490, 26939, 27280, 31000, 31600, 34100, 34760, 39184, 39500, 42625, 43450, 48980, 53878, 61225, 62000, 68200, 69520, 79000, 85250, 86900, 97960, 107756, 108625, 122450, 134695, 136400, 158000, 170500, 173800, 195920, 215512, 217250, 244900, 269390, 306125, 341000, 347600, 431024, 434500, 489800, 538780, 612250, 673475, 682000, 869000, 979600, 1077560, 1224500, 1346950, 1738000, 2155120, 2449000, 2693900, 3367375, 4898000, 5387800, 6734750, 10775600, 13469500, 26939000, 53878000]

約数ペア:

[(1, 53878000), (2, 26939000), (4, 13469500), (5, 10775600), (8, 6734750), (10, 5387800), (11, 4898000), (16, 3367375), (20, 2693900), (22, 2449000), (25, 2155120), (31, 1738000), (40, 1346950), (44, 1224500), (50, 1077560), (55, 979600), (62, 869000), (79, 682000), (80, 673475), (88, 612250), (100, 538780), (110, 489800), (124, 434500), (125, 431024), (155, 347600), (158, 341000), (176, 306125), (200, 269390), (220, 244900), (248, 217250), (250, 215512), (275, 195920), (310, 173800), (316, 170500), (341, 158000), (395, 136400), (400, 134695), (440, 122450), (496, 108625), (500, 107756), (550, 97960), (620, 86900), (632, 85250), (682, 79000), (775, 69520), (790, 68200), (869, 62000), (880, 61225), (1000, 53878), (1100, 48980), (1240, 43450), (1264, 42625), (1364, 39500), (1375, 39184), (1550, 34760), (1580, 34100), (1705, 31600), (1738, 31000), (1975, 27280), (2000, 26939), (2200, 24490), (2449, 22000), (2480, 21725), (2728, 19750), (2750, 19592), (3100, 17380), (3160, 17050), (3410, 15800), (3476, 15500), (3875, 13904), (3950, 13640), (4345, 12400), (4400, 12245), (4898, 11000), (5456, 9875), (5500, 9796), (6200, 8690), (6320, 8525), (6820, 7900), (6952, 7750)]