80055040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 219427488

約数和(自身を除く): 139372448

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, 256, 260, 272, 283, 320, 340, 416, 442, 520, 544, 566, 640, 680, 832, 884, 1040, 1088, 1105, 1132, 1280, 1360, 1415, 1664, 1768, 2080, 2176, 2210, 2264, 2720, 2830, 3328, 3536, 3679, 4160, 4352, 4420, 4528, 4811, 5440, 5660, 7072, 7358, 8320, 8840, 9056, 9622, 10880, 11320, 14144, 14716, 16640, 17680, 18112, 18395, 19244, 21760, 22640, 24055, 28288, 29432, 35360, 36224, 36790, 38488, 45280, 48110, 56576, 58864, 62543, 70720, 72448, 73580, 76976, 90560, 96220, 117728, 125086, 141440, 147160, 153952, 181120, 192440, 235456, 250172, 282880, 294320, 307904, 312715, 362240, 384880, 470912, 500344, 588640, 615808, 625430, 769760, 941824, 1000688, 1177280, 1231616, 1250860, 1539520, 2001376, 2354560, 2501720, 3079040, 4002752, 4709120, 5003440, 6158080, 8005504, 10006880, 16011008, 20013760, 40027520, 80055040]

約数ペア:

[(1, 80055040), (2, 40027520), (4, 20013760), (5, 16011008), (8, 10006880), (10, 8005504), (13, 6158080), (16, 5003440), (17, 4709120), (20, 4002752), (26, 3079040), (32, 2501720), (34, 2354560), (40, 2001376), (52, 1539520), (64, 1250860), (65, 1231616), (68, 1177280), (80, 1000688), (85, 941824), (104, 769760), (128, 625430), (130, 615808), (136, 588640), (160, 500344), (170, 470912), (208, 384880), (221, 362240), (256, 312715), (260, 307904), (272, 294320), (283, 282880), (320, 250172), (340, 235456), (416, 192440), (442, 181120), (520, 153952), (544, 147160), (566, 141440), (640, 125086), (680, 117728), (832, 96220), (884, 90560), (1040, 76976), (1088, 73580), (1105, 72448), (1132, 70720), (1280, 62543), (1360, 58864), (1415, 56576), (1664, 48110), (1768, 45280), (2080, 38488), (2176, 36790), (2210, 36224), (2264, 35360), (2720, 29432), (2830, 28288), (3328, 24055), (3536, 22640), (3679, 21760), (4160, 19244), (4352, 18395), (4420, 18112), (4528, 17680), (4811, 16640), (5440, 14716), (5660, 14144), (7072, 11320), (7358, 10880), (8320, 9622), (8840, 9056)]