199897424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 428829696

約数和(自身を除く): 228932272

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 151, 157, 248, 272, 302, 314, 496, 527, 604, 628, 1054, 1208, 1256, 2108, 2416, 2512, 2567, 2669, 4216, 4681, 4867, 5134, 5338, 8432, 9362, 9734, 10268, 10676, 18724, 19468, 20536, 21352, 23707, 37448, 38936, 41072, 42704, 47414, 74896, 77872, 79577, 82739, 94828, 159154, 165478, 189656, 318308, 330956, 379312, 403019, 636616, 661912, 734917, 806038, 1273232, 1323824, 1469834, 1612076, 2939668, 3224152, 5879336, 6448304, 11758672, 12493589, 24987178, 49974356, 99948712, 199897424]

約数ペア:

[(1, 199897424), (2, 99948712), (4, 49974356), (8, 24987178), (16, 12493589), (17, 11758672), (31, 6448304), (34, 5879336), (62, 3224152), (68, 2939668), (124, 1612076), (136, 1469834), (151, 1323824), (157, 1273232), (248, 806038), (272, 734917), (302, 661912), (314, 636616), (496, 403019), (527, 379312), (604, 330956), (628, 318308), (1054, 189656), (1208, 165478), (1256, 159154), (2108, 94828), (2416, 82739), (2512, 79577), (2567, 77872), (2669, 74896), (4216, 47414), (4681, 42704), (4867, 41072), (5134, 38936), (5338, 37448), (8432, 23707), (9362, 21352), (9734, 20536), (10268, 19468), (10676, 18724)]