71541990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1374

約数の個数: 96

約数和(自身を含む): 204736896

約数和(自身を除く): 133194906

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 47, 65, 78, 90, 94, 117, 130, 141, 195, 234, 235, 282, 390, 423, 470, 585, 611, 705, 846, 1170, 1222, 1301, 1410, 1833, 2115, 2602, 3055, 3666, 3903, 4230, 5499, 6110, 6505, 7806, 9165, 10998, 11709, 13010, 16913, 18330, 19515, 23418, 27495, 33826, 39030, 50739, 54990, 58545, 61147, 84565, 101478, 117090, 122294, 152217, 169130, 183441, 253695, 304434, 305735, 366882, 507390, 550323, 611470, 761085, 794911, 917205, 1100646, 1522170, 1589822, 1834410, 2384733, 2751615, 3974555, 4769466, 5503230, 7154199, 7949110, 11923665, 14308398, 23847330, 35770995, 71541990]

約数ペア:

[(1, 71541990), (2, 35770995), (3, 23847330), (5, 14308398), (6, 11923665), (9, 7949110), (10, 7154199), (13, 5503230), (15, 4769466), (18, 3974555), (26, 2751615), (30, 2384733), (39, 1834410), (45, 1589822), (47, 1522170), (65, 1100646), (78, 917205), (90, 794911), (94, 761085), (117, 611470), (130, 550323), (141, 507390), (195, 366882), (234, 305735), (235, 304434), (282, 253695), (390, 183441), (423, 169130), (470, 152217), (585, 122294), (611, 117090), (705, 101478), (846, 84565), (1170, 61147), (1222, 58545), (1301, 54990), (1410, 50739), (1833, 39030), (2115, 33826), (2602, 27495), (3055, 23418), (3666, 19515), (3903, 18330), (4230, 16913), (5499, 13010), (6110, 11709), (6505, 10998), (7806, 9165)]