804098620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{659}}^1$

素因数の和:732

約数の個数: 108

約数和(自身を含む): 1932721560

約数和(自身を除く): 1128622940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 361, 380, 494, 659, 676, 722, 845, 988, 1235, 1318, 1444, 1690, 1805, 2470, 2636, 3211, 3295, 3380, 3610, 4693, 4940, 6422, 6590, 7220, 8567, 9386, 12521, 12844, 13180, 16055, 17134, 18772, 23465, 25042, 32110, 34268, 42835, 46930, 50084, 61009, 62605, 64220, 85670, 93860, 111371, 122018, 125210, 162773, 171340, 222742, 237899, 244036, 250420, 305045, 325546, 445484, 475798, 556855, 610090, 651092, 813865, 951596, 1113710, 1189495, 1220180, 1627730, 2116049, 2227420, 2378990, 3092687, 3255460, 4232098, 4757980, 6185374, 8464196, 10580245, 12370748, 15463435, 21160490, 30926870, 40204931, 42320980, 61853740, 80409862, 160819724, 201024655, 402049310, 804098620]

約数ペア:

[(1, 804098620), (2, 402049310), (4, 201024655), (5, 160819724), (10, 80409862), (13, 61853740), (19, 42320980), (20, 40204931), (26, 30926870), (38, 21160490), (52, 15463435), (65, 12370748), (76, 10580245), (95, 8464196), (130, 6185374), (169, 4757980), (190, 4232098), (247, 3255460), (260, 3092687), (338, 2378990), (361, 2227420), (380, 2116049), (494, 1627730), (659, 1220180), (676, 1189495), (722, 1113710), (845, 951596), (988, 813865), (1235, 651092), (1318, 610090), (1444, 556855), (1690, 475798), (1805, 445484), (2470, 325546), (2636, 305045), (3211, 250420), (3295, 244036), (3380, 237899), (3610, 222742), (4693, 171340), (4940, 162773), (6422, 125210), (6590, 122018), (7220, 111371), (8567, 93860), (9386, 85670), (12521, 64220), (12844, 62605), (13180, 61009), (16055, 50084), (17134, 46930), (18772, 42835), (23465, 34268), (25042, 32110)]