42502720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:648

約数の個数: 112

約数和(自身を含む): 115598448

約数和(自身を除く): 73095728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 601, 680, 832, 884, 1040, 1088, 1105, 1202, 1360, 1768, 2080, 2210, 2404, 2720, 3005, 3536, 4160, 4420, 4808, 5440, 6010, 7072, 7813, 8840, 9616, 10217, 12020, 14144, 15626, 17680, 19232, 20434, 24040, 31252, 35360, 38464, 39065, 40868, 48080, 51085, 62504, 70720, 78130, 81736, 96160, 102170, 125008, 132821, 156260, 163472, 192320, 204340, 250016, 265642, 312520, 326944, 408680, 500032, 531284, 625040, 653888, 664105, 817360, 1062568, 1250080, 1328210, 1634720, 2125136, 2500160, 2656420, 3269440, 4250272, 5312840, 8500544, 10625680, 21251360, 42502720]

約数ペア:

[(1, 42502720), (2, 21251360), (4, 10625680), (5, 8500544), (8, 5312840), (10, 4250272), (13, 3269440), (16, 2656420), (17, 2500160), (20, 2125136), (26, 1634720), (32, 1328210), (34, 1250080), (40, 1062568), (52, 817360), (64, 664105), (65, 653888), (68, 625040), (80, 531284), (85, 500032), (104, 408680), (130, 326944), (136, 312520), (160, 265642), (170, 250016), (208, 204340), (221, 192320), (260, 163472), (272, 156260), (320, 132821), (340, 125008), (416, 102170), (442, 96160), (520, 81736), (544, 78130), (601, 70720), (680, 62504), (832, 51085), (884, 48080), (1040, 40868), (1088, 39065), (1105, 38464), (1202, 35360), (1360, 31252), (1768, 24040), (2080, 20434), (2210, 19232), (2404, 17680), (2720, 15626), (3005, 14144), (3536, 12020), (4160, 10217), (4420, 9616), (4808, 8840), (5440, 7813), (6010, 7072)]