2678355320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{25943}}^1$

素因数の和:26072

約数の個数: 64

約数和(自身を含む): 6304392000

約数和(自身を除く): 3626036680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 89, 116, 145, 178, 232, 290, 356, 445, 580, 712, 890, 1160, 1780, 2581, 3560, 5162, 10324, 12905, 20648, 25810, 25943, 51620, 51886, 103240, 103772, 129715, 207544, 259430, 518860, 752347, 1037720, 1504694, 2308927, 3009388, 3761735, 4617854, 6018776, 7523470, 9235708, 11544635, 15046940, 18471416, 23089270, 30093880, 46178540, 66958883, 92357080, 133917766, 267835532, 334794415, 535671064, 669588830, 1339177660, 2678355320]

約数ペア:

[(1, 2678355320), (2, 1339177660), (4, 669588830), (5, 535671064), (8, 334794415), (10, 267835532), (20, 133917766), (29, 92357080), (40, 66958883), (58, 46178540), (89, 30093880), (116, 23089270), (145, 18471416), (178, 15046940), (232, 11544635), (290, 9235708), (356, 7523470), (445, 6018776), (580, 4617854), (712, 3761735), (890, 3009388), (1160, 2308927), (1780, 1504694), (2581, 1037720), (3560, 752347), (5162, 518860), (10324, 259430), (12905, 207544), (20648, 129715), (25810, 103772), (25943, 103240), (51620, 51886)]