205685620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 516612096

約数和(自身を除く): 310926476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 83, 124, 140, 155, 166, 217, 310, 332, 415, 434, 571, 581, 620, 830, 868, 1085, 1142, 1162, 1660, 2170, 2284, 2324, 2573, 2855, 2905, 3997, 4340, 5146, 5710, 5810, 7994, 10292, 11420, 11620, 12865, 15988, 17701, 18011, 19985, 25730, 35402, 36022, 39970, 47393, 51460, 70804, 72044, 79940, 88505, 90055, 94786, 123907, 177010, 180110, 189572, 236965, 247814, 331751, 354020, 360220, 473930, 495628, 619535, 663502, 947860, 1239070, 1327004, 1469183, 1658755, 2478140, 2938366, 3317510, 5876732, 6635020, 7345915, 10284281, 14691830, 20568562, 29383660, 41137124, 51421405, 102842810, 205685620]

約数ペア:

[(1, 205685620), (2, 102842810), (4, 51421405), (5, 41137124), (7, 29383660), (10, 20568562), (14, 14691830), (20, 10284281), (28, 7345915), (31, 6635020), (35, 5876732), (62, 3317510), (70, 2938366), (83, 2478140), (124, 1658755), (140, 1469183), (155, 1327004), (166, 1239070), (217, 947860), (310, 663502), (332, 619535), (415, 495628), (434, 473930), (571, 360220), (581, 354020), (620, 331751), (830, 247814), (868, 236965), (1085, 189572), (1142, 180110), (1162, 177010), (1660, 123907), (2170, 94786), (2284, 90055), (2324, 88505), (2573, 79940), (2855, 72044), (2905, 70804), (3997, 51460), (4340, 47393), (5146, 39970), (5710, 36022), (5810, 35402), (7994, 25730), (10292, 19985), (11420, 18011), (11620, 17701), (12865, 15988)]