31618527190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 128

約数和(自身を含む): 63704309760

約数和(自身を除く): 32085782570

約数列:

[1, 2, 5, 10, 19, 31, 38, 41, 62, 82, 95, 155, 190, 205, 310, 311, 410, 421, 589, 622, 779, 842, 1178, 1271, 1555, 1558, 2105, 2542, 2945, 3110, 3895, 4210, 5890, 5909, 6355, 7790, 7999, 9641, 11818, 12710, 12751, 13051, 15998, 17261, 19282, 24149, 25502, 26102, 29545, 34522, 39995, 48205, 48298, 59090, 63755, 65255, 79990, 86305, 96410, 120745, 127510, 130510, 130931, 172610, 183179, 241490, 242269, 247969, 261862, 327959, 366358, 395281, 484538, 495938, 535091, 654655, 655918, 790562, 915895, 1070182, 1211345, 1239845, 1309310, 1639795, 1831790, 1976405, 2422690, 2479690, 2487689, 2675455, 3279590, 3952810, 4058861, 4975378, 5350910, 5368171, 7510339, 8117722, 10166729, 10736342, 12438445, 15020678, 20294305, 20333458, 24876890, 26840855, 37551695, 40588610, 50833645, 53681710, 75103390, 77118359, 101667290, 101995249, 154236718, 166413301, 203990498, 332826602, 385591795, 509976245, 771183590, 832066505, 1019952490, 1664133010, 3161852719, 6323705438, 15809263595, 31618527190]

約数ペア:

[(1, 31618527190), (2, 15809263595), (5, 6323705438), (10, 3161852719), (19, 1664133010), (31, 1019952490), (38, 832066505), (41, 771183590), (62, 509976245), (82, 385591795), (95, 332826602), (155, 203990498), (190, 166413301), (205, 154236718), (310, 101995249), (311, 101667290), (410, 77118359), (421, 75103390), (589, 53681710), (622, 50833645), (779, 40588610), (842, 37551695), (1178, 26840855), (1271, 24876890), (1555, 20333458), (1558, 20294305), (2105, 15020678), (2542, 12438445), (2945, 10736342), (3110, 10166729), (3895, 8117722), (4210, 7510339), (5890, 5368171), (5909, 5350910), (6355, 4975378), (7790, 4058861), (7999, 3952810), (9641, 3279590), (11818, 2675455), (12710, 2487689), (12751, 2479690), (13051, 2422690), (15998, 1976405), (17261, 1831790), (19282, 1639795), (24149, 1309310), (25502, 1239845), (26102, 1211345), (29545, 1070182), (34522, 915895), (39995, 790562), (48205, 655918), (48298, 654655), (59090, 535091), (63755, 495938), (65255, 484538), (79990, 395281), (86305, 366358), (96410, 327959), (120745, 261862), (127510, 247969), (130510, 242269), (130931, 241490), (172610, 183179)]