80481570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 144504030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 61, 65, 78, 85, 102, 122, 130, 170, 183, 195, 199, 221, 255, 305, 366, 390, 398, 442, 510, 597, 610, 663, 793, 915, 995, 1037, 1105, 1194, 1326, 1586, 1830, 1990, 2074, 2210, 2379, 2587, 2985, 3111, 3315, 3383, 3965, 4758, 5174, 5185, 5970, 6222, 6630, 6766, 7761, 7930, 10149, 10370, 11895, 12139, 12935, 13481, 15522, 15555, 16915, 20298, 23790, 24278, 25870, 26962, 31110, 33830, 36417, 38805, 40443, 43979, 50745, 60695, 67405, 72834, 77610, 80886, 87958, 101490, 121390, 131937, 134810, 157807, 182085, 202215, 206363, 219895, 263874, 315614, 364170, 404430, 412726, 439790, 473421, 619089, 659685, 789035, 946842, 1031815, 1238178, 1319370, 1578070, 2063630, 2367105, 2682719, 3095445, 4734210, 5365438, 6190890, 8048157, 13413595, 16096314, 26827190, 40240785, 80481570]

約数ペア:

[(1, 80481570), (2, 40240785), (3, 26827190), (5, 16096314), (6, 13413595), (10, 8048157), (13, 6190890), (15, 5365438), (17, 4734210), (26, 3095445), (30, 2682719), (34, 2367105), (39, 2063630), (51, 1578070), (61, 1319370), (65, 1238178), (78, 1031815), (85, 946842), (102, 789035), (122, 659685), (130, 619089), (170, 473421), (183, 439790), (195, 412726), (199, 404430), (221, 364170), (255, 315614), (305, 263874), (366, 219895), (390, 206363), (398, 202215), (442, 182085), (510, 157807), (597, 134810), (610, 131937), (663, 121390), (793, 101490), (915, 87958), (995, 80886), (1037, 77610), (1105, 72834), (1194, 67405), (1326, 60695), (1586, 50745), (1830, 43979), (1990, 40443), (2074, 38805), (2210, 36417), (2379, 33830), (2587, 31110), (2985, 26962), (3111, 25870), (3315, 24278), (3383, 23790), (3965, 20298), (4758, 16915), (5174, 15555), (5185, 15522), (5970, 13481), (6222, 12935), (6630, 12139), (6766, 11895), (7761, 10370), (7930, 10149)]