83867420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 229249440

約数和(自身を除く): 145382020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 116, 130, 140, 145, 182, 196, 203, 227, 245, 260, 290, 364, 377, 406, 454, 455, 490, 580, 637, 754, 812, 908, 910, 980, 1015, 1135, 1274, 1421, 1508, 1589, 1820, 1885, 2030, 2270, 2548, 2639, 2842, 2951, 3178, 3185, 3770, 4060, 4540, 5278, 5684, 5902, 6356, 6370, 6583, 7105, 7540, 7945, 10556, 11123, 11804, 12740, 13166, 13195, 14210, 14755, 15890, 18473, 20657, 22246, 26332, 26390, 28420, 29510, 31780, 32915, 36946, 41314, 44492, 46081, 52780, 55615, 59020, 65830, 73892, 82628, 85579, 92162, 92365, 103285, 111230, 131660, 144599, 171158, 184324, 184730, 206570, 222460, 230405, 289198, 322567, 342316, 369460, 413140, 427895, 460810, 578396, 599053, 645134, 722995, 855790, 921620, 1198106, 1290268, 1445990, 1612835, 1711580, 2396212, 2891980, 2995265, 3225670, 4193371, 5990530, 6451340, 8386742, 11981060, 16773484, 20966855, 41933710, 83867420]

約数ペア:

[(1, 83867420), (2, 41933710), (4, 20966855), (5, 16773484), (7, 11981060), (10, 8386742), (13, 6451340), (14, 5990530), (20, 4193371), (26, 3225670), (28, 2995265), (29, 2891980), (35, 2396212), (49, 1711580), (52, 1612835), (58, 1445990), (65, 1290268), (70, 1198106), (91, 921620), (98, 855790), (116, 722995), (130, 645134), (140, 599053), (145, 578396), (182, 460810), (196, 427895), (203, 413140), (227, 369460), (245, 342316), (260, 322567), (290, 289198), (364, 230405), (377, 222460), (406, 206570), (454, 184730), (455, 184324), (490, 171158), (580, 144599), (637, 131660), (754, 111230), (812, 103285), (908, 92365), (910, 92162), (980, 85579), (1015, 82628), (1135, 73892), (1274, 65830), (1421, 59020), (1508, 55615), (1589, 52780), (1820, 46081), (1885, 44492), (2030, 41314), (2270, 36946), (2548, 32915), (2639, 31780), (2842, 29510), (2951, 28420), (3178, 26390), (3185, 26332), (3770, 22246), (4060, 20657), (4540, 18473), (5278, 15890), (5684, 14755), (5902, 14210), (6356, 13195), (6370, 13166), (6583, 12740), (7105, 11804), (7540, 11123), (7945, 10556)]