30809350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 69995520

約数和(自身を除く): 39186170

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 130, 139, 143, 155, 275, 278, 286, 310, 325, 341, 403, 550, 650, 682, 695, 715, 775, 806, 1390, 1430, 1529, 1550, 1705, 1807, 2015, 3058, 3410, 3475, 3575, 3614, 4030, 4309, 4433, 6950, 7150, 7645, 8525, 8618, 8866, 9035, 10075, 15290, 17050, 18070, 19877, 20150, 21545, 22165, 38225, 39754, 43090, 44330, 45175, 47399, 56017, 76450, 90350, 94798, 99385, 107725, 110825, 112034, 198770, 215450, 221650, 236995, 280085, 473990, 496925, 560170, 616187, 993850, 1184975, 1232374, 1400425, 2369950, 2800850, 3080935, 6161870, 15404675, 30809350]

約数ペア:

[(1, 30809350), (2, 15404675), (5, 6161870), (10, 3080935), (11, 2800850), (13, 2369950), (22, 1400425), (25, 1232374), (26, 1184975), (31, 993850), (50, 616187), (55, 560170), (62, 496925), (65, 473990), (110, 280085), (130, 236995), (139, 221650), (143, 215450), (155, 198770), (275, 112034), (278, 110825), (286, 107725), (310, 99385), (325, 94798), (341, 90350), (403, 76450), (550, 56017), (650, 47399), (682, 45175), (695, 44330), (715, 43090), (775, 39754), (806, 38225), (1390, 22165), (1430, 21545), (1529, 20150), (1550, 19877), (1705, 18070), (1807, 17050), (2015, 15290), (3058, 10075), (3410, 9035), (3475, 8866), (3575, 8618), (3614, 8525), (4030, 7645), (4309, 7150), (4433, 6950)]