25320540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 86026752

約数和(自身を除く): 60706212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 167, 190, 210, 228, 266, 285, 334, 361, 380, 399, 420, 501, 532, 570, 665, 668, 722, 798, 835, 1002, 1083, 1140, 1169, 1330, 1444, 1596, 1670, 1805, 1995, 2004, 2166, 2338, 2505, 2527, 2660, 3173, 3340, 3507, 3610, 3990, 4332, 4676, 5010, 5054, 5415, 5845, 6346, 7014, 7220, 7581, 7980, 9519, 10020, 10108, 10830, 11690, 12635, 12692, 14028, 15162, 15865, 17535, 19038, 21660, 22211, 23380, 25270, 30324, 31730, 35070, 37905, 38076, 44422, 47595, 50540, 60287, 63460, 66633, 70140, 75810, 88844, 95190, 111055, 120574, 133266, 151620, 180861, 190380, 222110, 241148, 266532, 301435, 333165, 361722, 422009, 444220, 602870, 666330, 723444, 844018, 904305, 1205740, 1266027, 1332660, 1688036, 1808610, 2110045, 2532054, 3617220, 4220090, 5064108, 6330135, 8440180, 12660270, 25320540]

約数ペア:

[(1, 25320540), (2, 12660270), (3, 8440180), (4, 6330135), (5, 5064108), (6, 4220090), (7, 3617220), (10, 2532054), (12, 2110045), (14, 1808610), (15, 1688036), (19, 1332660), (20, 1266027), (21, 1205740), (28, 904305), (30, 844018), (35, 723444), (38, 666330), (42, 602870), (57, 444220), (60, 422009), (70, 361722), (76, 333165), (84, 301435), (95, 266532), (105, 241148), (114, 222110), (133, 190380), (140, 180861), (167, 151620), (190, 133266), (210, 120574), (228, 111055), (266, 95190), (285, 88844), (334, 75810), (361, 70140), (380, 66633), (399, 63460), (420, 60287), (501, 50540), (532, 47595), (570, 44422), (665, 38076), (668, 37905), (722, 35070), (798, 31730), (835, 30324), (1002, 25270), (1083, 23380), (1140, 22211), (1169, 21660), (1330, 19038), (1444, 17535), (1596, 15865), (1670, 15162), (1805, 14028), (1995, 12692), (2004, 12635), (2166, 11690), (2338, 10830), (2505, 10108), (2527, 10020), (2660, 9519), (3173, 7980), (3340, 7581), (3507, 7220), (3610, 7014), (3990, 6346), (4332, 5845), (4676, 5415), (5010, 5054)]