About the Number

31681146490

31681146489 ← → 31681146491

2進数表記:11101100000010101111110111001111010

漢数字表記:三百十六億八千百十四万六千四百九十

素因数分解:

2 1 × 5 1 × 7 2 × 41 1 × 277 1 × 5693 1

素因数の和:6032
約数の個数: 96
約数和(自身を含む): 68211705744
約数和(自身を除く): 36530559254

約数列:
[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 277, 287, 410, 490, 554, 574, 1385, 1435, 1939, 2009, 2770, 2870, 3878, 4018, 5693, 9695, 10045, 11357, 11386, 13573, 19390, 20090, 22714, 27146, 28465, 39851, 56785, 56930, 67865, 79499, 79702, 113570, 135730, 158998, 199255, 233413, 278957, 397495, 398510, 466826, 556493, 557914, 794990, 1112986, 1167065, 1394785, 1576961, 1633891, 2334130, 2782465, 2789570, 3153922, 3267782, 5564930, 7884805, 8169455, 11038727, 11437237, 15769610, 16338910, 22077454, 22874474, 55193635, 57186185, 64655401, 77271089, 110387270, 114372370, 129310802, 154542178, 323277005, 386355445, 452587807, 646554010, 772710890, 905175614, 2262939035, 3168114649, 4525878070, 6336229298, 15840573245, 31681146490]

約数ペア:
[(1, 31681146490), (2, 15840573245), (5, 6336229298), (7, 4525878070), (10, 3168114649), (14, 2262939035), (35, 905175614), (41, 772710890), (49, 646554010), (70, 452587807), (82, 386355445), (98, 323277005), (205, 154542178), (245, 129310802), (277, 114372370), (287, 110387270), (410, 77271089), (490, 64655401), (554, 57186185), (574, 55193635), (1385, 22874474), (1435, 22077454), (1939, 16338910), (2009, 15769610), (2770, 11437237), (2870, 11038727), (3878, 8169455), (4018, 7884805), (5693, 5564930), (9695, 3267782), (10045, 3153922), (11357, 2789570), (11386, 2782465), (13573, 2334130), (19390, 1633891), (20090, 1576961), (22714, 1394785), (27146, 1167065), (28465, 1112986), (39851, 794990), (56785, 557914), (56930, 556493), (67865, 466826), (79499, 398510), (79702, 397495), (113570, 278957), (135730, 233413), (158998, 199255)]

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