25081140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 86184000

約数和(自身を除く): 61102860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 449, 490, 532, 570, 588, 665, 735, 798, 898, 931, 980, 1140, 1330, 1347, 1470, 1596, 1796, 1862, 1995, 2245, 2660, 2694, 2793, 2940, 3143, 3724, 3990, 4490, 4655, 5388, 5586, 6286, 6735, 7980, 8531, 8980, 9310, 9429, 11172, 12572, 13470, 13965, 15715, 17062, 18620, 18858, 22001, 25593, 26940, 27930, 31430, 34124, 37716, 42655, 44002, 47145, 51186, 55860, 59717, 62860, 66003, 85310, 88004, 94290, 102372, 110005, 119434, 127965, 132006, 170620, 179151, 188580, 220010, 238868, 255930, 264012, 298585, 330015, 358302, 418019, 440020, 511860, 597170, 660030, 716604, 836038, 895755, 1194340, 1254057, 1320060, 1672076, 1791510, 2090095, 2508114, 3583020, 4180190, 5016228, 6270285, 8360380, 12540570, 25081140]

約数ペア:

[(1, 25081140), (2, 12540570), (3, 8360380), (4, 6270285), (5, 5016228), (6, 4180190), (7, 3583020), (10, 2508114), (12, 2090095), (14, 1791510), (15, 1672076), (19, 1320060), (20, 1254057), (21, 1194340), (28, 895755), (30, 836038), (35, 716604), (38, 660030), (42, 597170), (49, 511860), (57, 440020), (60, 418019), (70, 358302), (76, 330015), (84, 298585), (95, 264012), (98, 255930), (105, 238868), (114, 220010), (133, 188580), (140, 179151), (147, 170620), (190, 132006), (196, 127965), (210, 119434), (228, 110005), (245, 102372), (266, 94290), (285, 88004), (294, 85310), (380, 66003), (399, 62860), (420, 59717), (449, 55860), (490, 51186), (532, 47145), (570, 44002), (588, 42655), (665, 37716), (735, 34124), (798, 31430), (898, 27930), (931, 26940), (980, 25593), (1140, 22001), (1330, 18858), (1347, 18620), (1470, 17062), (1596, 15715), (1796, 13965), (1862, 13470), (1995, 12572), (2245, 11172), (2660, 9429), (2694, 9310), (2793, 8980), (2940, 8531), (3143, 7980), (3724, 6735), (3990, 6286), (4490, 5586), (4655, 5388)]