81719850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 218021760

約数和(自身を除く): 136301910

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 73, 75, 85, 102, 146, 150, 170, 219, 255, 365, 425, 438, 439, 510, 730, 850, 878, 1095, 1241, 1275, 1317, 1825, 2190, 2195, 2482, 2550, 2634, 3650, 3723, 4390, 5475, 6205, 6585, 7446, 7463, 10950, 10975, 12410, 13170, 14926, 18615, 21950, 22389, 31025, 32047, 32925, 37230, 37315, 44778, 62050, 64094, 65850, 74630, 93075, 96141, 111945, 160235, 186150, 186575, 192282, 223890, 320470, 373150, 480705, 544799, 559725, 801175, 961410, 1089598, 1119450, 1602350, 1634397, 2403525, 2723995, 3268794, 4807050, 5447990, 8171985, 13619975, 16343970, 27239950, 40859925, 81719850]

約数ペア:

[(1, 81719850), (2, 40859925), (3, 27239950), (5, 16343970), (6, 13619975), (10, 8171985), (15, 5447990), (17, 4807050), (25, 3268794), (30, 2723995), (34, 2403525), (50, 1634397), (51, 1602350), (73, 1119450), (75, 1089598), (85, 961410), (102, 801175), (146, 559725), (150, 544799), (170, 480705), (219, 373150), (255, 320470), (365, 223890), (425, 192282), (438, 186575), (439, 186150), (510, 160235), (730, 111945), (850, 96141), (878, 93075), (1095, 74630), (1241, 65850), (1275, 64094), (1317, 62050), (1825, 44778), (2190, 37315), (2195, 37230), (2482, 32925), (2550, 32047), (2634, 31025), (3650, 22389), (3723, 21950), (4390, 18615), (5475, 14926), (6205, 13170), (6585, 12410), (7446, 10975), (7463, 10950)]