31003700908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{4691}}^1$

素因数の和:4955

約数の個数: 72

約数和(自身を含む): 60065107200

約数和(自身を除く): 29061406292

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 199, 361, 398, 437, 722, 796, 874, 1444, 1748, 3781, 4577, 4691, 7562, 8303, 9154, 9382, 15124, 16606, 18308, 18764, 33212, 71839, 86963, 89129, 107893, 143678, 173926, 178258, 215786, 287356, 347852, 356516, 431572, 933509, 1652297, 1693451, 1867018, 2049967, 3304594, 3386902, 3734036, 4099934, 6609188, 6773804, 8199868, 17736671, 21470707, 35473342, 38949373, 42941414, 70946684, 77898746, 85882828, 155797492, 336996749, 407943433, 673993498, 815886866, 1347986996, 1631773732, 7750925227, 15501850454, 31003700908]

約数ペア:

[(1, 31003700908), (2, 15501850454), (4, 7750925227), (19, 1631773732), (23, 1347986996), (38, 815886866), (46, 673993498), (76, 407943433), (92, 336996749), (199, 155797492), (361, 85882828), (398, 77898746), (437, 70946684), (722, 42941414), (796, 38949373), (874, 35473342), (1444, 21470707), (1748, 17736671), (3781, 8199868), (4577, 6773804), (4691, 6609188), (7562, 4099934), (8303, 3734036), (9154, 3386902), (9382, 3304594), (15124, 2049967), (16606, 1867018), (18308, 1693451), (18764, 1652297), (33212, 933509), (71839, 431572), (86963, 356516), (89129, 347852), (107893, 287356), (143678, 215786), (173926, 178258)]