890934100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 2327351040

約数和(自身を除く): 1436416940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 41, 50, 70, 74, 82, 100, 140, 148, 164, 175, 185, 205, 259, 287, 350, 370, 410, 518, 574, 700, 740, 820, 839, 925, 1025, 1036, 1148, 1295, 1435, 1517, 1678, 1850, 2050, 2590, 2870, 3034, 3356, 3700, 4100, 4195, 5180, 5740, 5873, 6068, 6475, 7175, 7585, 8390, 10619, 11746, 12950, 14350, 15170, 16780, 20975, 21238, 23492, 25900, 28700, 29365, 30340, 31043, 34399, 37925, 41950, 42476, 53095, 58730, 62086, 68798, 75850, 83900, 106190, 117460, 124172, 137596, 146825, 151700, 155215, 171995, 212380, 217301, 240793, 265475, 293650, 310430, 343990, 434602, 481586, 530950, 587300, 620860, 687980, 776075, 859975, 869204, 963172, 1061900, 1086505, 1203965, 1272763, 1552150, 1719950, 2173010, 2407930, 2545526, 3104300, 3439900, 4346020, 4815860, 5091052, 5432525, 6019825, 6363815, 8909341, 10865050, 12039650, 12727630, 17818682, 21730100, 24079300, 25455260, 31819075, 35637364, 44546705, 63638150, 89093410, 127276300, 178186820, 222733525, 445467050, 890934100]

約数ペア:

[(1, 890934100), (2, 445467050), (4, 222733525), (5, 178186820), (7, 127276300), (10, 89093410), (14, 63638150), (20, 44546705), (25, 35637364), (28, 31819075), (35, 25455260), (37, 24079300), (41, 21730100), (50, 17818682), (70, 12727630), (74, 12039650), (82, 10865050), (100, 8909341), (140, 6363815), (148, 6019825), (164, 5432525), (175, 5091052), (185, 4815860), (205, 4346020), (259, 3439900), (287, 3104300), (350, 2545526), (370, 2407930), (410, 2173010), (518, 1719950), (574, 1552150), (700, 1272763), (740, 1203965), (820, 1086505), (839, 1061900), (925, 963172), (1025, 869204), (1036, 859975), (1148, 776075), (1295, 687980), (1435, 620860), (1517, 587300), (1678, 530950), (1850, 481586), (2050, 434602), (2590, 343990), (2870, 310430), (3034, 293650), (3356, 265475), (3700, 240793), (4100, 217301), (4195, 212380), (5180, 171995), (5740, 155215), (5873, 151700), (6068, 146825), (6475, 137596), (7175, 124172), (7585, 117460), (8390, 106190), (10619, 83900), (11746, 75850), (12950, 68798), (14350, 62086), (15170, 58730), (16780, 53095), (20975, 42476), (21238, 41950), (23492, 37925), (25900, 34399), (28700, 31043), (29365, 30340)]