8889797930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{45197}}^1$

素因数の和:45323

約数の個数: 64

約数和(自身を含む): 18451631520

約数和(自身を除く): 9561833590

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 89, 130, 170, 178, 221, 442, 445, 890, 1105, 1157, 1513, 2210, 2314, 3026, 5785, 7565, 11570, 15130, 19669, 39338, 45197, 90394, 98345, 196690, 225985, 451970, 587561, 768349, 1175122, 1536698, 2937805, 3841745, 4022533, 5875610, 7683490, 8045066, 9988537, 19977074, 20112665, 40225330, 49942685, 52292929, 68383061, 99885370, 104585858, 136766122, 261464645, 341915305, 522929290, 683830610, 888979793, 1777959586, 4444898965, 8889797930]

約数ペア:

[(1, 8889797930), (2, 4444898965), (5, 1777959586), (10, 888979793), (13, 683830610), (17, 522929290), (26, 341915305), (34, 261464645), (65, 136766122), (85, 104585858), (89, 99885370), (130, 68383061), (170, 52292929), (178, 49942685), (221, 40225330), (442, 20112665), (445, 19977074), (890, 9988537), (1105, 8045066), (1157, 7683490), (1513, 5875610), (2210, 4022533), (2314, 3841745), (3026, 2937805), (5785, 1536698), (7565, 1175122), (11570, 768349), (15130, 587561), (19669, 451970), (39338, 225985), (45197, 196690), (90394, 98345)]