105905920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 279030528

約数和(自身を除く): 173124608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 157, 160, 170, 248, 256, 272, 310, 314, 320, 340, 496, 527, 544, 620, 628, 640, 680, 785, 992, 1054, 1088, 1240, 1256, 1280, 1360, 1570, 1984, 2108, 2176, 2480, 2512, 2635, 2669, 2720, 3140, 3968, 4216, 4352, 4867, 4960, 5024, 5270, 5338, 5440, 6280, 7936, 8432, 9734, 9920, 10048, 10540, 10676, 10880, 12560, 13345, 16864, 19468, 19840, 20096, 21080, 21352, 21760, 24335, 25120, 26690, 33728, 38936, 39680, 40192, 42160, 42704, 48670, 50240, 53380, 67456, 77872, 82739, 84320, 85408, 97340, 100480, 106760, 134912, 155744, 165478, 168640, 170816, 194680, 200960, 213520, 311488, 330956, 337280, 341632, 389360, 413695, 427040, 622976, 661912, 674560, 683264, 778720, 827390, 854080, 1245952, 1323824, 1557440, 1654780, 1708160, 2647648, 3114880, 3309560, 3416320, 5295296, 6229760, 6619120, 10590592, 13238240, 21181184, 26476480, 52952960, 105905920]

約数ペア:

[(1, 105905920), (2, 52952960), (4, 26476480), (5, 21181184), (8, 13238240), (10, 10590592), (16, 6619120), (17, 6229760), (20, 5295296), (31, 3416320), (32, 3309560), (34, 3114880), (40, 2647648), (62, 1708160), (64, 1654780), (68, 1557440), (80, 1323824), (85, 1245952), (124, 854080), (128, 827390), (136, 778720), (155, 683264), (157, 674560), (160, 661912), (170, 622976), (248, 427040), (256, 413695), (272, 389360), (310, 341632), (314, 337280), (320, 330956), (340, 311488), (496, 213520), (527, 200960), (544, 194680), (620, 170816), (628, 168640), (640, 165478), (680, 155744), (785, 134912), (992, 106760), (1054, 100480), (1088, 97340), (1240, 85408), (1256, 84320), (1280, 82739), (1360, 77872), (1570, 67456), (1984, 53380), (2108, 50240), (2176, 48670), (2480, 42704), (2512, 42160), (2635, 40192), (2669, 39680), (2720, 38936), (3140, 33728), (3968, 26690), (4216, 25120), (4352, 24335), (4867, 21760), (4960, 21352), (5024, 21080), (5270, 20096), (5338, 19840), (5440, 19468), (6280, 16864), (7936, 13345), (8432, 12560), (9734, 10880), (9920, 10676), (10048, 10540)]