72425984

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 80

約数和(自身を含む): 157108248

約数和(自身を除く): 84682264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 64, 68, 106, 128, 136, 157, 212, 256, 272, 314, 424, 512, 544, 628, 848, 901, 1088, 1256, 1696, 1802, 2176, 2512, 2669, 3392, 3604, 4352, 5024, 5338, 6784, 7208, 8321, 8704, 10048, 10676, 13568, 14416, 16642, 20096, 21352, 27136, 28832, 33284, 40192, 42704, 57664, 66568, 80384, 85408, 115328, 133136, 141457, 170816, 230656, 266272, 282914, 341632, 461312, 532544, 565828, 683264, 1065088, 1131656, 1366528, 2130176, 2263312, 4260352, 4526624, 9053248, 18106496, 36212992, 72425984]

約数ペア:

[(1, 72425984), (2, 36212992), (4, 18106496), (8, 9053248), (16, 4526624), (17, 4260352), (32, 2263312), (34, 2130176), (53, 1366528), (64, 1131656), (68, 1065088), (106, 683264), (128, 565828), (136, 532544), (157, 461312), (212, 341632), (256, 282914), (272, 266272), (314, 230656), (424, 170816), (512, 141457), (544, 133136), (628, 115328), (848, 85408), (901, 80384), (1088, 66568), (1256, 57664), (1696, 42704), (1802, 40192), (2176, 33284), (2512, 28832), (2669, 27136), (3392, 21352), (3604, 20096), (4352, 16642), (5024, 14416), (5338, 13568), (6784, 10676), (7208, 10048), (8321, 8704)]