31935520

素因数分解:

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

素因数の和:290

約数の個数: 96

約数和(自身を含む): 81648000

約数和(自身を除く): 49712480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 68, 80, 85, 118, 136, 160, 170, 199, 236, 272, 295, 340, 398, 472, 544, 590, 680, 796, 944, 995, 1003, 1180, 1360, 1592, 1888, 1990, 2006, 2360, 2720, 3184, 3383, 3980, 4012, 4720, 5015, 6368, 6766, 7960, 8024, 9440, 10030, 11741, 13532, 15920, 16048, 16915, 20060, 23482, 27064, 31840, 32096, 33830, 40120, 46964, 54128, 58705, 67660, 80240, 93928, 108256, 117410, 135320, 160480, 187856, 199597, 234820, 270640, 375712, 399194, 469640, 541280, 798388, 939280, 997985, 1596776, 1878560, 1995970, 3193552, 3991940, 6387104, 7983880, 15967760, 31935520]

約数ペア:

[(1, 31935520), (2, 15967760), (4, 7983880), (5, 6387104), (8, 3991940), (10, 3193552), (16, 1995970), (17, 1878560), (20, 1596776), (32, 997985), (34, 939280), (40, 798388), (59, 541280), (68, 469640), (80, 399194), (85, 375712), (118, 270640), (136, 234820), (160, 199597), (170, 187856), (199, 160480), (236, 135320), (272, 117410), (295, 108256), (340, 93928), (398, 80240), (472, 67660), (544, 58705), (590, 54128), (680, 46964), (796, 40120), (944, 33830), (995, 32096), (1003, 31840), (1180, 27064), (1360, 23482), (1592, 20060), (1888, 16915), (1990, 16048), (2006, 15920), (2360, 13532), (2720, 11741), (3184, 10030), (3383, 9440), (3980, 8024), (4012, 7960), (4720, 6766), (5015, 6368)]