28342600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1031

約数の個数: 96

約数和(自身を含む): 77495040

約数和(自身を除く): 49152440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 130, 143, 200, 220, 260, 275, 286, 325, 440, 520, 550, 572, 650, 715, 991, 1100, 1144, 1300, 1430, 1982, 2200, 2600, 2860, 3575, 3964, 4955, 5720, 7150, 7928, 9910, 10901, 12883, 14300, 19820, 21802, 24775, 25766, 28600, 39640, 43604, 49550, 51532, 54505, 64415, 87208, 99100, 103064, 109010, 128830, 141713, 198200, 218020, 257660, 272525, 283426, 322075, 436040, 515320, 545050, 566852, 644150, 708565, 1090100, 1133704, 1288300, 1417130, 2180200, 2576600, 2834260, 3542825, 5668520, 7085650, 14171300, 28342600]

約数ペア:

[(1, 28342600), (2, 14171300), (4, 7085650), (5, 5668520), (8, 3542825), (10, 2834260), (11, 2576600), (13, 2180200), (20, 1417130), (22, 1288300), (25, 1133704), (26, 1090100), (40, 708565), (44, 644150), (50, 566852), (52, 545050), (55, 515320), (65, 436040), (88, 322075), (100, 283426), (104, 272525), (110, 257660), (130, 218020), (143, 198200), (200, 141713), (220, 128830), (260, 109010), (275, 103064), (286, 99100), (325, 87208), (440, 64415), (520, 54505), (550, 51532), (572, 49550), (650, 43604), (715, 39640), (991, 28600), (1100, 25766), (1144, 24775), (1300, 21802), (1430, 19820), (1982, 14300), (2200, 12883), (2600, 10901), (2860, 9910), (3575, 7928), (3964, 7150), (4955, 5720)]