89248640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 128

約数和(自身を含む): 243673920

約数和(自身を除く): 154425280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 631, 640, 680, 832, 884, 1040, 1088, 1105, 1262, 1360, 1664, 1768, 2080, 2176, 2210, 2524, 2720, 3155, 3536, 4160, 4420, 5048, 5440, 6310, 7072, 8203, 8320, 8840, 10096, 10727, 10880, 12620, 14144, 16406, 17680, 20192, 21454, 25240, 28288, 32812, 35360, 40384, 41015, 42908, 50480, 53635, 65624, 70720, 80768, 82030, 85816, 100960, 107270, 131248, 139451, 141440, 164060, 171632, 201920, 214540, 262496, 278902, 328120, 343264, 403840, 429080, 524992, 557804, 656240, 686528, 697255, 858160, 1049984, 1115608, 1312480, 1373056, 1394510, 1716320, 2231216, 2624960, 2789020, 3432640, 4462432, 5249920, 5578040, 6865280, 8924864, 11156080, 17849728, 22312160, 44624320, 89248640]

約数ペア:

[(1, 89248640), (2, 44624320), (4, 22312160), (5, 17849728), (8, 11156080), (10, 8924864), (13, 6865280), (16, 5578040), (17, 5249920), (20, 4462432), (26, 3432640), (32, 2789020), (34, 2624960), (40, 2231216), (52, 1716320), (64, 1394510), (65, 1373056), (68, 1312480), (80, 1115608), (85, 1049984), (104, 858160), (128, 697255), (130, 686528), (136, 656240), (160, 557804), (170, 524992), (208, 429080), (221, 403840), (260, 343264), (272, 328120), (320, 278902), (340, 262496), (416, 214540), (442, 201920), (520, 171632), (544, 164060), (631, 141440), (640, 139451), (680, 131248), (832, 107270), (884, 100960), (1040, 85816), (1088, 82030), (1105, 80768), (1262, 70720), (1360, 65624), (1664, 53635), (1768, 50480), (2080, 42908), (2176, 41015), (2210, 40384), (2524, 35360), (2720, 32812), (3155, 28288), (3536, 25240), (4160, 21454), (4420, 20192), (5048, 17680), (5440, 16406), (6310, 14144), (7072, 12620), (8203, 10880), (8320, 10727), (8840, 10096)]