102890240

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2645

約数の個数: 72

約数和(自身を含む): 254502528

約数和(自身を除く): 151612288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 2593, 3968, 4960, 5186, 7936, 9920, 10372, 12965, 19840, 20744, 25930, 39680, 41488, 51860, 80383, 82976, 103720, 160766, 165952, 207440, 321532, 331904, 401915, 414880, 643064, 663808, 803830, 829760, 1286128, 1607660, 1659520, 2572256, 3215320, 3319040, 5144512, 6430640, 10289024, 12861280, 20578048, 25722560, 51445120, 102890240]

約数ペア:

[(1, 102890240), (2, 51445120), (4, 25722560), (5, 20578048), (8, 12861280), (10, 10289024), (16, 6430640), (20, 5144512), (31, 3319040), (32, 3215320), (40, 2572256), (62, 1659520), (64, 1607660), (80, 1286128), (124, 829760), (128, 803830), (155, 663808), (160, 643064), (248, 414880), (256, 401915), (310, 331904), (320, 321532), (496, 207440), (620, 165952), (640, 160766), (992, 103720), (1240, 82976), (1280, 80383), (1984, 51860), (2480, 41488), (2593, 39680), (3968, 25930), (4960, 20744), (5186, 19840), (7936, 12965), (9920, 10372)]