81834770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 163296000

約数和(自身を除く): 81461230

約数列:

[1, 2, 5, 10, 17, 34, 41, 59, 82, 85, 118, 170, 199, 205, 295, 398, 410, 590, 697, 995, 1003, 1394, 1990, 2006, 2419, 3383, 3485, 4838, 5015, 6766, 6970, 8159, 10030, 11741, 12095, 16318, 16915, 23482, 24190, 33830, 40795, 41123, 58705, 81590, 82246, 117410, 138703, 199597, 205615, 277406, 399194, 411230, 481381, 693515, 962762, 997985, 1387030, 1995970, 2406905, 4813810, 8183477, 16366954, 40917385, 81834770]

約数ペア:

[(1, 81834770), (2, 40917385), (5, 16366954), (10, 8183477), (17, 4813810), (34, 2406905), (41, 1995970), (59, 1387030), (82, 997985), (85, 962762), (118, 693515), (170, 481381), (199, 411230), (205, 399194), (295, 277406), (398, 205615), (410, 199597), (590, 138703), (697, 117410), (995, 82246), (1003, 81590), (1394, 58705), (1990, 41123), (2006, 40795), (2419, 33830), (3383, 24190), (3485, 23482), (4838, 16915), (5015, 16318), (6766, 12095), (6970, 11741), (8159, 10030)]