2606363440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{25633}}^1$

素因数の和:25718

約数の個数: 80

約数和(自身を含む): 6408089856

約数和(自身を除く): 3801726416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 5084, 6355, 10168, 12710, 20336, 25420, 25633, 50840, 51266, 101680, 102532, 128165, 205064, 256330, 410128, 512660, 794623, 1025320, 1050953, 1589246, 2050640, 2101906, 3178492, 3973115, 4203812, 5254765, 6356984, 7946230, 8407624, 10509530, 12713968, 15892460, 16815248, 21019060, 31784920, 32579543, 42038120, 63569840, 65159086, 84076240, 130318172, 162897715, 260636344, 325795430, 521272688, 651590860, 1303181720, 2606363440]

約数ペア:

[(1, 2606363440), (2, 1303181720), (4, 651590860), (5, 521272688), (8, 325795430), (10, 260636344), (16, 162897715), (20, 130318172), (31, 84076240), (40, 65159086), (41, 63569840), (62, 42038120), (80, 32579543), (82, 31784920), (124, 21019060), (155, 16815248), (164, 15892460), (205, 12713968), (248, 10509530), (310, 8407624), (328, 7946230), (410, 6356984), (496, 5254765), (620, 4203812), (656, 3973115), (820, 3178492), (1240, 2101906), (1271, 2050640), (1640, 1589246), (2480, 1050953), (2542, 1025320), (3280, 794623), (5084, 512660), (6355, 410128), (10168, 256330), (12710, 205064), (20336, 128165), (25420, 102532), (25633, 101680), (50840, 51266)]