101296240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 244671840

約数和(自身を除く): 143375600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 89, 164, 178, 205, 328, 347, 356, 410, 445, 656, 694, 712, 820, 890, 1388, 1424, 1640, 1735, 1780, 2776, 3280, 3470, 3560, 3649, 5552, 6940, 7120, 7298, 13880, 14227, 14596, 18245, 27760, 28454, 29192, 30883, 36490, 56908, 58384, 61766, 71135, 72980, 113816, 123532, 142270, 145960, 154415, 227632, 247064, 284540, 291920, 308830, 494128, 569080, 617660, 1138160, 1235320, 1266203, 2470640, 2532406, 5064812, 6331015, 10129624, 12662030, 20259248, 25324060, 50648120, 101296240]

約数ペア:

[(1, 101296240), (2, 50648120), (4, 25324060), (5, 20259248), (8, 12662030), (10, 10129624), (16, 6331015), (20, 5064812), (40, 2532406), (41, 2470640), (80, 1266203), (82, 1235320), (89, 1138160), (164, 617660), (178, 569080), (205, 494128), (328, 308830), (347, 291920), (356, 284540), (410, 247064), (445, 227632), (656, 154415), (694, 145960), (712, 142270), (820, 123532), (890, 113816), (1388, 72980), (1424, 71135), (1640, 61766), (1735, 58384), (1780, 56908), (2776, 36490), (3280, 30883), (3470, 29192), (3560, 28454), (3649, 27760), (5552, 18245), (6940, 14596), (7120, 14227), (7298, 13880)]