28502550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 80530560

約数和(自身を除く): 52028010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 43, 45, 50, 54, 75, 86, 90, 129, 135, 150, 215, 225, 258, 270, 387, 430, 450, 491, 645, 675, 774, 982, 1075, 1161, 1290, 1350, 1473, 1935, 2150, 2322, 2455, 2946, 3225, 3870, 4419, 4910, 5805, 6450, 7365, 8838, 9675, 11610, 12275, 13257, 14730, 19350, 21113, 22095, 24550, 26514, 29025, 36825, 42226, 44190, 58050, 63339, 66285, 73650, 105565, 110475, 126678, 132570, 190017, 211130, 220950, 316695, 331425, 380034, 527825, 570051, 633390, 662850, 950085, 1055650, 1140102, 1583475, 1900170, 2850255, 3166950, 4750425, 5700510, 9500850, 14251275, 28502550]

約数ペア:

[(1, 28502550), (2, 14251275), (3, 9500850), (5, 5700510), (6, 4750425), (9, 3166950), (10, 2850255), (15, 1900170), (18, 1583475), (25, 1140102), (27, 1055650), (30, 950085), (43, 662850), (45, 633390), (50, 570051), (54, 527825), (75, 380034), (86, 331425), (90, 316695), (129, 220950), (135, 211130), (150, 190017), (215, 132570), (225, 126678), (258, 110475), (270, 105565), (387, 73650), (430, 66285), (450, 63339), (491, 58050), (645, 44190), (675, 42226), (774, 36825), (982, 29025), (1075, 26514), (1161, 24550), (1290, 22095), (1350, 21113), (1473, 19350), (1935, 14730), (2150, 13257), (2322, 12275), (2455, 11610), (2946, 9675), (3225, 8838), (3870, 7365), (4419, 6450), (4910, 5805)]