72433992980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{809}}^1\times {\mathrm{12401}}^1$

素因数の和:13257

約数の個数: 72

約数和(自身を含む): 160750011240

約数和(自身を除く): 88316018260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 809, 1444, 1618, 1805, 3236, 3610, 4045, 7220, 8090, 12401, 15371, 16180, 24802, 30742, 49604, 61484, 62005, 76855, 124010, 153710, 235619, 248020, 292049, 307420, 471238, 584098, 942476, 1168196, 1178095, 1460245, 2356190, 2920490, 4476761, 4712380, 5840980, 8953522, 10032409, 17907044, 20064818, 22383805, 40129636, 44767610, 50162045, 89535220, 100324090, 190615771, 200648180, 381231542, 762463084, 953078855, 1906157710, 3621699649, 3812315420, 7243399298, 14486798596, 18108498245, 36216996490, 72433992980]

約数ペア:

[(1, 72433992980), (2, 36216996490), (4, 18108498245), (5, 14486798596), (10, 7243399298), (19, 3812315420), (20, 3621699649), (38, 1906157710), (76, 953078855), (95, 762463084), (190, 381231542), (361, 200648180), (380, 190615771), (722, 100324090), (809, 89535220), (1444, 50162045), (1618, 44767610), (1805, 40129636), (3236, 22383805), (3610, 20064818), (4045, 17907044), (7220, 10032409), (8090, 8953522), (12401, 5840980), (15371, 4712380), (16180, 4476761), (24802, 2920490), (30742, 2356190), (49604, 1460245), (61484, 1178095), (62005, 1168196), (76855, 942476), (124010, 584098), (153710, 471238), (235619, 307420), (248020, 292049)]