78096640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 205520112

約数和(自身を除く): 127423472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 97, 128, 136, 148, 160, 170, 185, 194, 256, 272, 296, 320, 340, 370, 388, 485, 544, 592, 629, 640, 680, 740, 776, 970, 1088, 1184, 1258, 1280, 1360, 1480, 1552, 1649, 1940, 2176, 2368, 2516, 2720, 2960, 3104, 3145, 3298, 3589, 3880, 4352, 4736, 5032, 5440, 5920, 6208, 6290, 6596, 7178, 7760, 8245, 9472, 10064, 10880, 11840, 12416, 12580, 13192, 14356, 15520, 16490, 17945, 20128, 21760, 23680, 24832, 25160, 26384, 28712, 31040, 32980, 35890, 40256, 47360, 50320, 52768, 57424, 61013, 62080, 65960, 71780, 80512, 100640, 105536, 114848, 122026, 124160, 131920, 143560, 161024, 201280, 211072, 229696, 244052, 263840, 287120, 305065, 402560, 422144, 459392, 488104, 527680, 574240, 610130, 805120, 918784, 976208, 1055360, 1148480, 1220260, 1952416, 2110720, 2296960, 2440520, 3904832, 4593920, 4881040, 7809664, 9762080, 15619328, 19524160, 39048320, 78096640]

約数ペア:

[(1, 78096640), (2, 39048320), (4, 19524160), (5, 15619328), (8, 9762080), (10, 7809664), (16, 4881040), (17, 4593920), (20, 3904832), (32, 2440520), (34, 2296960), (37, 2110720), (40, 1952416), (64, 1220260), (68, 1148480), (74, 1055360), (80, 976208), (85, 918784), (97, 805120), (128, 610130), (136, 574240), (148, 527680), (160, 488104), (170, 459392), (185, 422144), (194, 402560), (256, 305065), (272, 287120), (296, 263840), (320, 244052), (340, 229696), (370, 211072), (388, 201280), (485, 161024), (544, 143560), (592, 131920), (629, 124160), (640, 122026), (680, 114848), (740, 105536), (776, 100640), (970, 80512), (1088, 71780), (1184, 65960), (1258, 62080), (1280, 61013), (1360, 57424), (1480, 52768), (1552, 50320), (1649, 47360), (1940, 40256), (2176, 35890), (2368, 32980), (2516, 31040), (2720, 28712), (2960, 26384), (3104, 25160), (3145, 24832), (3298, 23680), (3589, 21760), (3880, 20128), (4352, 17945), (4736, 16490), (5032, 15520), (5440, 14356), (5920, 13192), (6208, 12580), (6290, 12416), (6596, 11840), (7178, 10880), (7760, 10064), (8245, 9472)]