25174620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 85307040

約数和(自身を除く): 60132420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 433, 510, 570, 612, 646, 684, 765, 855, 866, 969, 1020, 1140, 1292, 1299, 1530, 1615, 1710, 1732, 1938, 2165, 2598, 2907, 3060, 3230, 3420, 3876, 3897, 4330, 4845, 5196, 5814, 6460, 6495, 7361, 7794, 8227, 8660, 9690, 11628, 12990, 14535, 14722, 15588, 16454, 19380, 19485, 22083, 24681, 25980, 29070, 29444, 32908, 36805, 38970, 41135, 44166, 49362, 58140, 66249, 73610, 74043, 77940, 82270, 88332, 98724, 110415, 123405, 132498, 139859, 147220, 148086, 164540, 220830, 246810, 264996, 279718, 296172, 331245, 370215, 419577, 441660, 493620, 559436, 662490, 699295, 740430, 839154, 1258731, 1324980, 1398590, 1480860, 1678308, 2097885, 2517462, 2797180, 4195770, 5034924, 6293655, 8391540, 12587310, 25174620]

約数ペア:

[(1, 25174620), (2, 12587310), (3, 8391540), (4, 6293655), (5, 5034924), (6, 4195770), (9, 2797180), (10, 2517462), (12, 2097885), (15, 1678308), (17, 1480860), (18, 1398590), (19, 1324980), (20, 1258731), (30, 839154), (34, 740430), (36, 699295), (38, 662490), (45, 559436), (51, 493620), (57, 441660), (60, 419577), (68, 370215), (76, 331245), (85, 296172), (90, 279718), (95, 264996), (102, 246810), (114, 220830), (153, 164540), (170, 148086), (171, 147220), (180, 139859), (190, 132498), (204, 123405), (228, 110415), (255, 98724), (285, 88332), (306, 82270), (323, 77940), (340, 74043), (342, 73610), (380, 66249), (433, 58140), (510, 49362), (570, 44166), (612, 41135), (646, 38970), (684, 36805), (765, 32908), (855, 29444), (866, 29070), (969, 25980), (1020, 24681), (1140, 22083), (1292, 19485), (1299, 19380), (1530, 16454), (1615, 15588), (1710, 14722), (1732, 14535), (1938, 12990), (2165, 11628), (2598, 9690), (2907, 8660), (3060, 8227), (3230, 7794), (3420, 7361), (3876, 6495), (3897, 6460), (4330, 5814), (4845, 5196)]