18589925375

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:922

約数の個数: 128

約数和(自身を含む): 29638103040

約数和(自身を除く): 11048177665

約数列:

[1, 5, 7, 19, 23, 25, 35, 61, 95, 115, 125, 133, 161, 175, 305, 427, 437, 475, 575, 665, 797, 805, 875, 1159, 1403, 1525, 2135, 2185, 2375, 2875, 3059, 3325, 3985, 4025, 5579, 5795, 7015, 7625, 8113, 9821, 10675, 10925, 15143, 15295, 16625, 18331, 19925, 20125, 26657, 27895, 28975, 35075, 40565, 48617, 49105, 53375, 54625, 75715, 76475, 91655, 99625, 106001, 128317, 133285, 139475, 144875, 175375, 186599, 202825, 243085, 245525, 340319, 348289, 378575, 382375, 458275, 530005, 641585, 666425, 697375, 923723, 932995, 1014125, 1118191, 1215425, 1227625, 1701595, 1741445, 1892875, 2291375, 2438023, 2650025, 3207925, 3332125, 4618615, 4664975, 5590955, 6077125, 6466061, 7827337, 8507975, 8707225, 12190115, 13250125, 16039625, 21245629, 23093075, 23324875, 27954775, 32330305, 39136685, 42539875, 43536125, 60950575, 106228145, 115465375, 139773875, 148719403, 161651525, 195683425, 304752875, 531140725, 743597015, 808257625, 978417125, 2655703625, 3717985075, 18589925375]

約数ペア:

[(1, 18589925375), (5, 3717985075), (7, 2655703625), (19, 978417125), (23, 808257625), (25, 743597015), (35, 531140725), (61, 304752875), (95, 195683425), (115, 161651525), (125, 148719403), (133, 139773875), (161, 115465375), (175, 106228145), (305, 60950575), (427, 43536125), (437, 42539875), (475, 39136685), (575, 32330305), (665, 27954775), (797, 23324875), (805, 23093075), (875, 21245629), (1159, 16039625), (1403, 13250125), (1525, 12190115), (2135, 8707225), (2185, 8507975), (2375, 7827337), (2875, 6466061), (3059, 6077125), (3325, 5590955), (3985, 4664975), (4025, 4618615), (5579, 3332125), (5795, 3207925), (7015, 2650025), (7625, 2438023), (8113, 2291375), (9821, 1892875), (10675, 1741445), (10925, 1701595), (15143, 1227625), (15295, 1215425), (16625, 1118191), (18331, 1014125), (19925, 932995), (20125, 923723), (26657, 697375), (27895, 666425), (28975, 641585), (35075, 530005), (40565, 458275), (48617, 382375), (49105, 378575), (53375, 348289), (54625, 340319), (75715, 245525), (76475, 243085), (91655, 202825), (99625, 186599), (106001, 175375), (128317, 144875), (133285, 139475)]