25508340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1030

約数の個数: 144

約数和(自身を含む): 90994176

約数和(自身を除く): 65485836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 991, 1170, 1287, 1430, 1716, 1980, 1982, 2145, 2340, 2574, 2860, 2973, 3964, 4290, 4955, 5148, 5946, 6435, 8580, 8919, 9910, 10901, 11892, 12870, 12883, 14865, 17838, 19820, 21802, 25740, 25766, 29730, 32703, 35676, 38649, 43604, 44595, 51532, 54505, 59460, 64415, 65406, 77298, 89190, 98109, 109010, 115947, 128830, 130812, 141713, 154596, 163515, 178380, 193245, 196218, 218020, 231894, 257660, 283426, 327030, 386490, 392436, 425139, 463788, 490545, 566852, 579735, 654060, 708565, 772980, 850278, 981090, 1159470, 1275417, 1417130, 1700556, 1962180, 2125695, 2318940, 2550834, 2834260, 4251390, 5101668, 6377085, 8502780, 12754170, 25508340]

約数ペア:

[(1, 25508340), (2, 12754170), (3, 8502780), (4, 6377085), (5, 5101668), (6, 4251390), (9, 2834260), (10, 2550834), (11, 2318940), (12, 2125695), (13, 1962180), (15, 1700556), (18, 1417130), (20, 1275417), (22, 1159470), (26, 981090), (30, 850278), (33, 772980), (36, 708565), (39, 654060), (44, 579735), (45, 566852), (52, 490545), (55, 463788), (60, 425139), (65, 392436), (66, 386490), (78, 327030), (90, 283426), (99, 257660), (110, 231894), (117, 218020), (130, 196218), (132, 193245), (143, 178380), (156, 163515), (165, 154596), (180, 141713), (195, 130812), (198, 128830), (220, 115947), (234, 109010), (260, 98109), (286, 89190), (330, 77298), (390, 65406), (396, 64415), (429, 59460), (468, 54505), (495, 51532), (572, 44595), (585, 43604), (660, 38649), (715, 35676), (780, 32703), (858, 29730), (990, 25766), (991, 25740), (1170, 21802), (1287, 19820), (1430, 17838), (1716, 14865), (1980, 12883), (1982, 12870), (2145, 11892), (2340, 10901), (2574, 9910), (2860, 8919), (2973, 8580), (3964, 6435), (4290, 5946), (4955, 5148)]