28072928

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 72

約数和(自身を含む): 62256600

約数和(自身を除く): 34183672

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 169, 179, 208, 232, 338, 358, 377, 416, 464, 676, 716, 754, 928, 1352, 1432, 1508, 2327, 2704, 2864, 3016, 4654, 4901, 5191, 5408, 5728, 6032, 9308, 9802, 10382, 12064, 18616, 19604, 20764, 30251, 37232, 39208, 41528, 60502, 67483, 74464, 78416, 83056, 121004, 134966, 156832, 166112, 242008, 269932, 484016, 539864, 877279, 968032, 1079728, 1754558, 2159456, 3509116, 7018232, 14036464, 28072928]

約数ペア:

[(1, 28072928), (2, 14036464), (4, 7018232), (8, 3509116), (13, 2159456), (16, 1754558), (26, 1079728), (29, 968032), (32, 877279), (52, 539864), (58, 484016), (104, 269932), (116, 242008), (169, 166112), (179, 156832), (208, 134966), (232, 121004), (338, 83056), (358, 78416), (377, 74464), (416, 67483), (464, 60502), (676, 41528), (716, 39208), (754, 37232), (928, 30251), (1352, 20764), (1432, 19604), (1508, 18616), (2327, 12064), (2704, 10382), (2864, 9802), (3016, 9308), (4654, 6032), (4901, 5728), (5191, 5408)]