78885200

素因数分解:

$2^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:193

約数の個数: 90

約数和(自身を含む): 196315002

約数和(自身を除く): 117429802

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 53, 61, 80, 100, 106, 122, 200, 212, 244, 265, 305, 400, 424, 488, 530, 610, 848, 976, 1060, 1220, 1325, 1525, 2120, 2440, 2650, 3050, 3233, 3721, 4240, 4880, 5300, 6100, 6466, 7442, 10600, 12200, 12932, 14884, 16165, 18605, 21200, 24400, 25864, 29768, 32330, 37210, 51728, 59536, 64660, 74420, 80825, 93025, 129320, 148840, 161650, 186050, 197213, 258640, 297680, 323300, 372100, 394426, 646600, 744200, 788852, 986065, 1293200, 1488400, 1577704, 1972130, 3155408, 3944260, 4930325, 7888520, 9860650, 15777040, 19721300, 39442600, 78885200]

約数ペア:

[(1, 78885200), (2, 39442600), (4, 19721300), (5, 15777040), (8, 9860650), (10, 7888520), (16, 4930325), (20, 3944260), (25, 3155408), (40, 1972130), (50, 1577704), (53, 1488400), (61, 1293200), (80, 986065), (100, 788852), (106, 744200), (122, 646600), (200, 394426), (212, 372100), (244, 323300), (265, 297680), (305, 258640), (400, 197213), (424, 186050), (488, 161650), (530, 148840), (610, 129320), (848, 93025), (976, 80825), (1060, 74420), (1220, 64660), (1325, 59536), (1525, 51728), (2120, 37210), (2440, 32330), (2650, 29768), (3050, 25864), (3233, 24400), (3721, 21200), (4240, 18605), (4880, 16165), (5300, 14884), (6100, 12932), (6466, 12200), (7442, 10600)]